{"id":311466,"date":"2025-07-17T16:23:30","date_gmt":"2025-07-17T16:23:30","guid":{"rendered":"https:\/\/pocketoption.com\/blog\/news-events\/data\/how-to-calculate-percent-change-2\/"},"modified":"2025-07-17T16:23:30","modified_gmt":"2025-07-17T16:23:30","slug":"how-to-calculate-percent-change","status":"publish","type":"post","link":"https:\/\/pocketoption.com\/blog\/vt\/knowledge-base\/learning\/how-to-calculate-percent-change\/","title":{"rendered":"C\u00e1ch T\u00ednh Ph\u1ea7n Tr\u0103m Thay \u0110\u1ed5i"},"content":{"rendered":"
<\/div><\/div>","protected":false},"excerpt":{"rendered":"","protected":false},"author":5,"featured_media":250678,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[17],"tags":[],"class_list":["post-311466","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-learning"],"acf":{"h1":"Th\u00e0nh th\u1ea1o c\u00e1ch t\u00ednh ph\u1ea7n tr\u0103m thay \u0111\u1ed5i","h1_source":{"label":"H1","type":"text","formatted_value":"Th\u00e0nh th\u1ea1o c\u00e1ch t\u00ednh ph\u1ea7n tr\u0103m thay \u0111\u1ed5i"},"description":"Hi\u1ec3u c\u00e1ch t\u00ednh ph\u1ea7n tr\u0103m thay \u0111\u1ed5i l\u00e0 r\u1ea5t quan tr\u1ecdng trong giao d\u1ecbch v\u00e0 \u0111\u1ea7u t\u01b0.","description_source":{"label":"Description","type":"textarea","formatted_value":"Hi\u1ec3u c\u00e1ch t\u00ednh ph\u1ea7n tr\u0103m thay \u0111\u1ed5i l\u00e0 r\u1ea5t quan tr\u1ecdng trong giao d\u1ecbch v\u00e0 \u0111\u1ea7u t\u01b0."},"intro":"Hi\u1ec3u c\u00e1ch t\u00ednh ph\u1ea7n tr\u0103m thay \u0111\u1ed5i l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft cho c\u00e1c nh\u00e0 giao d\u1ecbch v\u00e0 nh\u00e0 \u0111\u1ea7u t\u01b0. C\u00f4ng c\u1ee5 to\u00e1n h\u1ecdc n\u00e0y gi\u00fap \u0111\u1ecbnh l\u01b0\u1ee3ng s\u1ef1 thay \u0111\u1ed5i t\u01b0\u01a1ng \u0111\u1ed1i gi\u1eefa hai con s\u1ed1, cung c\u1ea5p nh\u1eefng hi\u1ec3u bi\u1ebft c\u00f3 gi\u00e1 tr\u1ecb v\u1ec1 xu h\u01b0\u1edbng th\u1ecb tr\u01b0\u1eddng v\u00e0 c\u00e1c ch\u1ec9 s\u1ed1 hi\u1ec7u su\u1ea5t. Cho d\u00f9 b\u1ea1n \u0111ang ph\u00e2n t\u00edch bi\u1ebfn \u0111\u1ed9ng gi\u00e1 c\u1ed5 phi\u1ebfu hay \u0111\u00e1nh gi\u00e1 l\u1ee3i nhu\u1eadn \u0111\u1ea7u t\u01b0, bi\u1ebft c\u00e1ch t\u00ednh ch\u00ednh x\u00e1c ph\u1ea7n tr\u0103m thay \u0111\u1ed5i c\u00f3 th\u1ec3 n\u00e2ng cao \u0111\u00e1ng k\u1ec3 qu\u00e1 tr\u00ecnh ra quy\u1ebft \u0111\u1ecbnh c\u1ee7a b\u1ea1n. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang ta s\u1ebd kh\u00e1m ph\u00e1 kh\u00e1i ni\u1ec7m ph\u1ea7n tr\u0103m thay \u0111\u1ed5i, cung c\u1ea5p gi\u1ea3i th\u00edch chi ti\u1ebft v\u1ec1 qu\u00e1 tr\u00ecnh t\u00ednh to\u00e1n v\u00e0 n\u00eau b\u1eadt c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf c\u1ee7a n\u00f3 trong c\u00e1c m\u00f4i tr\u01b0\u1eddng giao d\u1ecbch nh\u01b0 Pocket Option.","intro_source":{"label":"Intro","type":"text","formatted_value":"Hi\u1ec3u c\u00e1ch t\u00ednh ph\u1ea7n tr\u0103m thay \u0111\u1ed5i l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft cho c\u00e1c nh\u00e0 giao d\u1ecbch v\u00e0 nh\u00e0 \u0111\u1ea7u t\u01b0. C\u00f4ng c\u1ee5 to\u00e1n h\u1ecdc n\u00e0y gi\u00fap \u0111\u1ecbnh l\u01b0\u1ee3ng s\u1ef1 thay \u0111\u1ed5i t\u01b0\u01a1ng \u0111\u1ed1i gi\u1eefa hai con s\u1ed1, cung c\u1ea5p nh\u1eefng hi\u1ec3u bi\u1ebft c\u00f3 gi\u00e1 tr\u1ecb v\u1ec1 xu h\u01b0\u1edbng th\u1ecb tr\u01b0\u1eddng v\u00e0 c\u00e1c ch\u1ec9 s\u1ed1 hi\u1ec7u su\u1ea5t. Cho d\u00f9 b\u1ea1n \u0111ang ph\u00e2n t\u00edch bi\u1ebfn \u0111\u1ed9ng gi\u00e1 c\u1ed5 phi\u1ebfu hay \u0111\u00e1nh gi\u00e1 l\u1ee3i nhu\u1eadn \u0111\u1ea7u t\u01b0, bi\u1ebft c\u00e1ch t\u00ednh ch\u00ednh x\u00e1c ph\u1ea7n tr\u0103m thay \u0111\u1ed5i c\u00f3 th\u1ec3 n\u00e2ng cao \u0111\u00e1ng k\u1ec3 qu\u00e1 tr\u00ecnh ra quy\u1ebft \u0111\u1ecbnh c\u1ee7a b\u1ea1n. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang ta s\u1ebd kh\u00e1m ph\u00e1 kh\u00e1i ni\u1ec7m ph\u1ea7n tr\u0103m thay \u0111\u1ed5i, cung c\u1ea5p gi\u1ea3i th\u00edch chi ti\u1ebft v\u1ec1 qu\u00e1 tr\u00ecnh t\u00ednh to\u00e1n v\u00e0 n\u00eau b\u1eadt c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf c\u1ee7a n\u00f3 trong c\u00e1c m\u00f4i tr\u01b0\u1eddng giao d\u1ecbch nh\u01b0 Pocket Option."},"body_html":"
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Thay \u0111\u1ed5i ph\u1ea7n tr\u0103m l\u00e0 g\u00ec?<\/h2>\nThay \u0111\u1ed5i ph\u1ea7n tr\u0103m l\u00e0 m\u1ed9t kh\u00e1i ni\u1ec7m to\u00e1n h\u1ecdc \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 bi\u1ec3u th\u1ecb m\u1ee9c \u0111\u1ed9 thay \u0111\u1ed5i theo th\u1eddi gian, so s\u00e1nh m\u1ed9t gi\u00e1 tr\u1ecb c\u0169 v\u1edbi m\u1ed9t gi\u00e1 tr\u1ecb m\u1edbi. N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong t\u00e0i ch\u00ednh, kinh t\u1ebf v\u00e0 c\u00e1c l\u0129nh v\u1ef1c kh\u00e1c n\u01a1i vi\u1ec7c hi\u1ec3u t\u1ef7 l\u1ec7 t\u0103ng tr\u01b0\u1edfng v\u00e0 xu h\u01b0\u1edbng l\u00e0 r\u1ea5t quan tr\u1ecdng. B\u1eb1ng c\u00e1ch t\u00ednh to\u00e1n thay \u0111\u1ed5i ph\u1ea7n tr\u0103m, b\u1ea1n c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh gi\u00e1 tr\u1ecb c\u1ee5 th\u1ec3 \u0111\u00e3 t\u0103ng hay gi\u1ea3m bao nhi\u00eau so v\u1edbi s\u1ed1 l\u01b0\u1ee3ng ban \u0111\u1ea7u c\u1ee7a n\u00f3.\n

T\u1ea1i sao Thay \u0111\u1ed5i Ph\u1ea7n tr\u0103m Quan tr\u1ecdng<\/h3>\nThay \u0111\u1ed5i ph\u1ea7n tr\u0103m r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 hi\u1ec7u su\u1ea5t \u0111\u1ea7u t\u01b0, ph\u00e2n t\u00edch xu h\u01b0\u1edbng th\u1ecb tr\u01b0\u1eddng v\u00e0 \u0111\u01b0a ra c\u00e1c quy\u1ebft \u0111\u1ecbnh giao d\u1ecbch chi\u1ebfn l\u01b0\u1ee3c. V\u00ed d\u1ee5, trong c\u00e1c n\u1ec1n t\u1ea3ng giao d\u1ecbch nhanh nh\u01b0 Pocket Option, hi\u1ec3u bi\u1ebft v\u1ec1 thay \u0111\u1ed5i ph\u1ea7n tr\u0103m gi\u00fap c\u00e1c nh\u00e0 giao d\u1ecbch \u0111\u00e1nh gi\u00e1 \u0111\u1ed9ng l\u1ef1c th\u1ecb tr\u01b0\u1eddng v\u00e0 x\u00e1c \u0111\u1ecbnh c\u00e1c c\u01a1 h\u1ed9i ti\u1ec1m n\u0103ng. N\u00f3 cho ph\u00e9p so s\u00e1nh r\u00f5 r\u00e0ng c\u00e1c thay \u0111\u1ed5i tr\u00ean c\u00e1c t\u00e0i s\u1ea3n v\u00e0 khung th\u1eddi gian kh\u00e1c nhau, cung c\u1ea5p m\u1ed9t b\u1ee9c tranh ch\u00ednh x\u00e1c h\u01a1n v\u1ec1 \u0111\u1ed9ng l\u1ef1c th\u1ecb tr\u01b0\u1eddng.\n\n[cta_button text=\"B\u1eaft \u0111\u1ea7u Giao d\u1ecbch\"]\n

\u1ee8ng d\u1ee5ng Th\u1ef1c t\u1ebf trong Giao d\u1ecbch<\/h2>\nThay \u0111\u1ed5i ph\u1ea7n tr\u0103m \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch trong c\u00e1c chi\u1ebfn l\u01b0\u1ee3c giao d\u1ecbch \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 bi\u1ebfn \u0111\u1ed9ng gi\u00e1, d\u1ef1 b\u00e1o xu h\u01b0\u1edbng v\u00e0 \u0111\u00e1nh gi\u00e1 hi\u1ec7u su\u1ea5t t\u00e0i s\u1ea3n. Trong c\u00e1c n\u1ec1n t\u1ea3ng giao d\u1ecbch nh\u01b0 Pocket Option, c\u00e1c nh\u00e0 giao d\u1ecbch c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng c\u00e1c t\u00ednh to\u00e1n thay \u0111\u1ed5i ph\u1ea7n tr\u0103m \u0111\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh th\u00f4ng minh nhanh ch\u00f3ng, gi\u00fap t\u1ed1i \u0111a h\u00f3a l\u1ee3i nhu\u1eadn v\u00e0 gi\u1ea3m thi\u1ec3u r\u1ee7i ro.\n

S\u1eed d\u1ee5ng Thay \u0111\u1ed5i Ph\u1ea7n tr\u0103m trong Giao d\u1ecbch Nhanh<\/h3>\nTrong giao d\u1ecbch nhanh, vi\u1ec7c ra quy\u1ebft \u0111\u1ecbnh nhanh ch\u00f3ng l\u00e0 r\u1ea5t quan tr\u1ecdng. C\u00e1c t\u00ednh to\u00e1n thay \u0111\u1ed5i ph\u1ea7n tr\u0103m cung c\u1ea5p m\u1ed9t c\u00e1i nh\u00ecn t\u1ed5ng quan v\u1ec1 c\u00e1ch gi\u00e1 c\u1ee7a m\u1ed9t t\u00e0i s\u1ea3n \u0111\u00e3 ph\u00e1t tri\u1ec3n, gi\u00fap c\u00e1c nh\u00e0 giao d\u1ecbch t\u1eadn d\u1ee5ng c\u00e1c bi\u1ebfn \u0111\u1ed9ng ng\u1eafn h\u1ea1n c\u1ee7a th\u1ecb tr\u01b0\u1eddng. B\u1eb1ng c\u00e1ch t\u00edch h\u1ee3p thay \u0111\u1ed5i ph\u1ea7n tr\u0103m v\u00e0o ph\u00e2n t\u00edch c\u1ee7a h\u1ecd, c\u00e1c nh\u00e0 giao d\u1ecbch c\u00f3 th\u1ec3 n\u00e2ng cao chi\u1ebfn l\u01b0\u1ee3c c\u1ee7a m\u00ecnh v\u00e0 c\u1ea3i thi\u1ec7n c\u01a1 h\u1ed9i th\u00e0nh c\u00f4ng.\n\nS\u1ef1 th\u1eadt th\u00fa v\u1ecb: B\u1ea1n c\u00f3 bi\u1ebft r\u1eb1ng m\u1ed9t s\u1ef1 gia t\u0103ng 100% kh\u00f4ng nh\u1ea5t thi\u1ebft c\u00f3 ngh\u0129a l\u00e0 m\u1ed9t s\u1ef1 gi\u1ea3m 100% s\u1ebd \u0111\u01b0a b\u1ea1n tr\u1edf l\u1ea1i gi\u00e1 tr\u1ecb ban \u0111\u1ea7u? V\u00ed d\u1ee5, n\u1ebfu gi\u00e1 c\u1ed5 phi\u1ebfu t\u0103ng t\u1eeb $50 l\u00ean $100 (t\u0103ng 100%), n\u00f3 s\u1ebd c\u1ea7n gi\u1ea3m 50% (tr\u1edf l\u1ea1i $50) \u0111\u1ec3 tr\u1edf v\u1ec1 gi\u00e1 tr\u1ecb ban \u0111\u1ea7u.\n\n<\/div>","body_html_source":{"label":"Body HTML","type":"wysiwyg","formatted_value":"
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Thay \u0111\u1ed5i ph\u1ea7n tr\u0103m l\u00e0 g\u00ec?<\/h2>\n

Thay \u0111\u1ed5i ph\u1ea7n tr\u0103m l\u00e0 m\u1ed9t kh\u00e1i ni\u1ec7m to\u00e1n h\u1ecdc \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 bi\u1ec3u th\u1ecb m\u1ee9c \u0111\u1ed9 thay \u0111\u1ed5i theo th\u1eddi gian, so s\u00e1nh m\u1ed9t gi\u00e1 tr\u1ecb c\u0169 v\u1edbi m\u1ed9t gi\u00e1 tr\u1ecb m\u1edbi. N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong t\u00e0i ch\u00ednh, kinh t\u1ebf v\u00e0 c\u00e1c l\u0129nh v\u1ef1c kh\u00e1c n\u01a1i vi\u1ec7c hi\u1ec3u t\u1ef7 l\u1ec7 t\u0103ng tr\u01b0\u1edfng v\u00e0 xu h\u01b0\u1edbng l\u00e0 r\u1ea5t quan tr\u1ecdng. B\u1eb1ng c\u00e1ch t\u00ednh to\u00e1n thay \u0111\u1ed5i ph\u1ea7n tr\u0103m, b\u1ea1n c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh gi\u00e1 tr\u1ecb c\u1ee5 th\u1ec3 \u0111\u00e3 t\u0103ng hay gi\u1ea3m bao nhi\u00eau so v\u1edbi s\u1ed1 l\u01b0\u1ee3ng ban \u0111\u1ea7u c\u1ee7a n\u00f3.<\/p>\n

T\u1ea1i sao Thay \u0111\u1ed5i Ph\u1ea7n tr\u0103m Quan tr\u1ecdng<\/h3>\n

Thay \u0111\u1ed5i ph\u1ea7n tr\u0103m r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 hi\u1ec7u su\u1ea5t \u0111\u1ea7u t\u01b0, ph\u00e2n t\u00edch xu h\u01b0\u1edbng th\u1ecb tr\u01b0\u1eddng v\u00e0 \u0111\u01b0a ra c\u00e1c quy\u1ebft \u0111\u1ecbnh giao d\u1ecbch chi\u1ebfn l\u01b0\u1ee3c. V\u00ed d\u1ee5, trong c\u00e1c n\u1ec1n t\u1ea3ng giao d\u1ecbch nhanh nh\u01b0 Pocket Option, hi\u1ec3u bi\u1ebft v\u1ec1 thay \u0111\u1ed5i ph\u1ea7n tr\u0103m gi\u00fap c\u00e1c nh\u00e0 giao d\u1ecbch \u0111\u00e1nh gi\u00e1 \u0111\u1ed9ng l\u1ef1c th\u1ecb tr\u01b0\u1eddng v\u00e0 x\u00e1c \u0111\u1ecbnh c\u00e1c c\u01a1 h\u1ed9i ti\u1ec1m n\u0103ng. N\u00f3 cho ph\u00e9p so s\u00e1nh r\u00f5 r\u00e0ng c\u00e1c thay \u0111\u1ed5i tr\u00ean c\u00e1c t\u00e0i s\u1ea3n v\u00e0 khung th\u1eddi gian kh\u00e1c nhau, cung c\u1ea5p m\u1ed9t b\u1ee9c tranh ch\u00ednh x\u00e1c h\u01a1n v\u1ec1 \u0111\u1ed9ng l\u1ef1c th\u1ecb tr\u01b0\u1eddng.<\/p>\n

\n \n \n <\/use>\n <\/svg>\n B\u1eaft \u0111\u1ea7u Giao d\u1ecbch<\/span>\n <\/a>\n <\/div>\n \n

\u1ee8ng d\u1ee5ng Th\u1ef1c t\u1ebf trong Giao d\u1ecbch<\/h2>\n

Thay \u0111\u1ed5i ph\u1ea7n tr\u0103m \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch trong c\u00e1c chi\u1ebfn l\u01b0\u1ee3c giao d\u1ecbch \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 bi\u1ebfn \u0111\u1ed9ng gi\u00e1, d\u1ef1 b\u00e1o xu h\u01b0\u1edbng v\u00e0 \u0111\u00e1nh gi\u00e1 hi\u1ec7u su\u1ea5t t\u00e0i s\u1ea3n. Trong c\u00e1c n\u1ec1n t\u1ea3ng giao d\u1ecbch nh\u01b0 Pocket Option, c\u00e1c nh\u00e0 giao d\u1ecbch c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng c\u00e1c t\u00ednh to\u00e1n thay \u0111\u1ed5i ph\u1ea7n tr\u0103m \u0111\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh th\u00f4ng minh nhanh ch\u00f3ng, gi\u00fap t\u1ed1i \u0111a h\u00f3a l\u1ee3i nhu\u1eadn v\u00e0 gi\u1ea3m thi\u1ec3u r\u1ee7i ro.<\/p>\n

S\u1eed d\u1ee5ng Thay \u0111\u1ed5i Ph\u1ea7n tr\u0103m trong Giao d\u1ecbch Nhanh<\/h3>\n

Trong giao d\u1ecbch nhanh, vi\u1ec7c ra quy\u1ebft \u0111\u1ecbnh nhanh ch\u00f3ng l\u00e0 r\u1ea5t quan tr\u1ecdng. C\u00e1c t\u00ednh to\u00e1n thay \u0111\u1ed5i ph\u1ea7n tr\u0103m cung c\u1ea5p m\u1ed9t c\u00e1i nh\u00ecn t\u1ed5ng quan v\u1ec1 c\u00e1ch gi\u00e1 c\u1ee7a m\u1ed9t t\u00e0i s\u1ea3n \u0111\u00e3 ph\u00e1t tri\u1ec3n, gi\u00fap c\u00e1c nh\u00e0 giao d\u1ecbch t\u1eadn d\u1ee5ng c\u00e1c bi\u1ebfn \u0111\u1ed9ng ng\u1eafn h\u1ea1n c\u1ee7a th\u1ecb tr\u01b0\u1eddng. B\u1eb1ng c\u00e1ch t\u00edch h\u1ee3p thay \u0111\u1ed5i ph\u1ea7n tr\u0103m v\u00e0o ph\u00e2n t\u00edch c\u1ee7a h\u1ecd, c\u00e1c nh\u00e0 giao d\u1ecbch c\u00f3 th\u1ec3 n\u00e2ng cao chi\u1ebfn l\u01b0\u1ee3c c\u1ee7a m\u00ecnh v\u00e0 c\u1ea3i thi\u1ec7n c\u01a1 h\u1ed9i th\u00e0nh c\u00f4ng.<\/p>\n

S\u1ef1 th\u1eadt th\u00fa v\u1ecb: B\u1ea1n c\u00f3 bi\u1ebft r\u1eb1ng m\u1ed9t s\u1ef1 gia t\u0103ng 100% kh\u00f4ng nh\u1ea5t thi\u1ebft c\u00f3 ngh\u0129a l\u00e0 m\u1ed9t s\u1ef1 gi\u1ea3m 100% s\u1ebd \u0111\u01b0a b\u1ea1n tr\u1edf l\u1ea1i gi\u00e1 tr\u1ecb ban \u0111\u1ea7u? V\u00ed d\u1ee5, n\u1ebfu gi\u00e1 c\u1ed5 phi\u1ebfu t\u0103ng t\u1eeb $50 l\u00ean $100 (t\u0103ng 100%), n\u00f3 s\u1ebd c\u1ea7n gi\u1ea3m 50% (tr\u1edf l\u1ea1i $50) \u0111\u1ec3 tr\u1edf v\u1ec1 gi\u00e1 tr\u1ecb ban \u0111\u1ea7u.<\/p>\n<\/div>\n"},"faq":[{"question":"C\u00f4ng th\u1ee9c t\u00ednh ph\u1ea7n tr\u0103m thay \u0111\u1ed5i l\u00e0:\n\n[\ntext{Ph\u1ea7n tr\u0103m thay \u0111\u1ed5i} = left( frac{text{Gi\u00e1 tr\u1ecb m\u1edbi} - text{Gi\u00e1 tr\u1ecb c\u0169}}{text{Gi\u00e1 tr\u1ecb c\u0169}} right) times 100%\n]","answer":"Ph\u1ea7n tr\u0103m thay \u0111\u1ed5i \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng c\u00f4ng th\u1ee9c: ((Gi\u00e1 tr\u1ecb cu\u1ed1i c\u00f9ng - Gi\u00e1 tr\u1ecb ban \u0111\u1ea7u) \/ Gi\u00e1 tr\u1ecb ban \u0111\u1ea7u) x 100."},{"question":"Thay \u0111\u1ed5i ph\u1ea7n tr\u0103m c\u00f3 th\u1ec3 \u00e2m kh\u00f4ng?","answer":"V\u00e2ng, m\u1ed9t thay \u0111\u1ed5i ph\u1ea7n tr\u0103m \u00e2m ch\u1ec9 ra s\u1ef1 gi\u1ea3m gi\u00e1 tr\u1ecb t\u1eeb \u0111o l\u01b0\u1eddng ban \u0111\u1ea7u \u0111\u1ebfn \u0111o l\u01b0\u1eddng cu\u1ed1i c\u00f9ng."},{"question":"Thay \u0111\u1ed5i ph\u1ea7n tr\u0103m h\u1eefu \u00edch nh\u01b0 th\u1ebf n\u00e0o trong giao d\u1ecbch?","answer":"Thay \u0111\u1ed5i ph\u1ea7n tr\u0103m gi\u00fap c\u00e1c nh\u00e0 giao d\u1ecbch \u0111\u00e1nh gi\u00e1 m\u1ee9c \u0111\u1ed9 bi\u1ebfn \u0111\u1ed9ng gi\u00e1, \u0111i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh th\u1eddi \u0111i\u1ec3m giao d\u1ecbch v\u00e0 \u0111\u00e1nh gi\u00e1 \u0111i\u1ec1u ki\u1ec7n th\u1ecb tr\u01b0\u1eddng m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3."}],"faq_source":{"label":"FAQ","type":"repeater","formatted_value":[{"question":"C\u00f4ng th\u1ee9c t\u00ednh ph\u1ea7n tr\u0103m thay \u0111\u1ed5i l\u00e0:\n\n[\ntext{Ph\u1ea7n tr\u0103m thay \u0111\u1ed5i} = left( frac{text{Gi\u00e1 tr\u1ecb m\u1edbi} - text{Gi\u00e1 tr\u1ecb c\u0169}}{text{Gi\u00e1 tr\u1ecb c\u0169}} right) times 100%\n]","answer":"Ph\u1ea7n tr\u0103m thay \u0111\u1ed5i \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng c\u00f4ng th\u1ee9c: ((Gi\u00e1 tr\u1ecb cu\u1ed1i c\u00f9ng - Gi\u00e1 tr\u1ecb ban \u0111\u1ea7u) \/ Gi\u00e1 tr\u1ecb ban \u0111\u1ea7u) x 100."},{"question":"Thay \u0111\u1ed5i ph\u1ea7n tr\u0103m c\u00f3 th\u1ec3 \u00e2m kh\u00f4ng?","answer":"V\u00e2ng, m\u1ed9t thay \u0111\u1ed5i ph\u1ea7n tr\u0103m \u00e2m ch\u1ec9 ra s\u1ef1 gi\u1ea3m gi\u00e1 tr\u1ecb t\u1eeb \u0111o l\u01b0\u1eddng ban \u0111\u1ea7u \u0111\u1ebfn \u0111o l\u01b0\u1eddng cu\u1ed1i c\u00f9ng."},{"question":"Thay \u0111\u1ed5i ph\u1ea7n tr\u0103m h\u1eefu \u00edch nh\u01b0 th\u1ebf n\u00e0o trong giao d\u1ecbch?","answer":"Thay \u0111\u1ed5i ph\u1ea7n tr\u0103m gi\u00fap c\u00e1c nh\u00e0 giao d\u1ecbch \u0111\u00e1nh gi\u00e1 m\u1ee9c \u0111\u1ed9 bi\u1ebfn \u0111\u1ed9ng gi\u00e1, \u0111i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh th\u1eddi \u0111i\u1ec3m giao d\u1ecbch v\u00e0 \u0111\u00e1nh gi\u00e1 \u0111i\u1ec1u ki\u1ec7n th\u1ecb tr\u01b0\u1eddng m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3."}]}},"yoast_head":"\nC\u00e1ch T\u00ednh Ph\u1ea7n Tr\u0103m Thay \u0110\u1ed5i<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/pocketoption.com\/blog\/vt\/knowledge-base\/learning\/how-to-calculate-percent-change\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C\u00e1ch T\u00ednh Ph\u1ea7n Tr\u0103m Thay \u0110\u1ed5i\" \/>\n<meta property=\"og:url\" content=\"https:\/\/pocketoption.com\/blog\/vt\/knowledge-base\/learning\/how-to-calculate-percent-change\/\" \/>\n<meta property=\"og:site_name\" content=\"Pocket Option blog\" \/>\n<meta property=\"article:published_time\" content=\"2025-07-17T16:23:30+00:00\" \/>\n<meta property=\"og:image\" 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