\u0110\u1ec1 3 c\u00e0ng l\u00e0 m\u1ed9t trong nh\u1eefng h\u00ecnh th\u1ee9c ch\u01a1i l\u00f4 \u0111\u1ec1 ph\u1ed5 bi\u1ebfn t\u1ea1i x\u1ed5 s\u1ed1 3 mi\u1ec1n. H\u00ecnh th\u1ee9c ch\u01a1i \u0111\u1ec1 3 c\u00e0ng \u0111\u01b0\u1ee3c kh\u00e1 nhi\u1ec1u ng\u01b0\u1eddi l\u1ef1a ch\u1ecdn ch\u01a1i b\u1edfi khi tr\u00fang c\u00f3 t\u1ef7 l\u1ec7 tr\u1ea3 th\u01b0\u1edfng r\u1ea5t cao so v\u1edbi \u0111\u00e1nh \u0111\u1ec1 th\u00f4ng th\u01b0\u1eddng. H\u00e3y c\u00f9ng ch\u00fang t\u00f4i t\u00ecm hi\u1ec3u kh\u00e1i ni\u1ec7m c\u00e1ch ch\u01a1i v\u00e0 t\u1ef7 l\u1ec7 tr\u00fang th\u01b0\u1edfng \u0111\u1ec1 3 c\u00e0ng trong b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y nh\u00e9.<\/strong><\/p>\n

\u0110\u1ec1 3 c\u00e0ng l\u00e0 g\u00ec?<\/h2>\n

\u0110\u1ec1 3 c\u00e0ng<\/strong>\u00a0l\u00e0 m\u1ed9t h\u00ecnh th\u1ee9c ch\u01a1i s\u1ed1 \u0111\u1ec1 v\u00e0 ng\u01b0\u1eddi ch\u01a1i ph\u1ea3i d\u1ef1 \u0111o\u00e1n \u0111\u00fang \u0111\u01b0\u1ee3c 3 ch\u1eef s\u1ed1 cu\u1ed1i c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 th\u00ec m\u1edbi gi\u00e0nh chi\u1ebfn th\u1eafng.<\/p>\n

N\u00f3i m\u1ed9t c\u00e1ch d\u1ec5 hi\u1ec3u h\u01a1n:<\/strong>\u00a0\u0110\u1ec1 3 c\u00e0ng<\/strong> g\u1ed3m 2 con \u0111\u1ec1 v\u00e0 1 con c\u00e0ng. 2 con \u0111\u1ec1 ch\u1eafc ch\u1eafn anh em kh\u00f4ng c\u00f2n l\u1ea1 g\u00ec, n\u00f3 l\u00e0 2 s\u1ed1 cu\u1ed1i c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t. \u0110i\u1ec1u l\u00e0m n\u00ean s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa ch\u01a1i \u0111\u1ec1 v\u00e0 \u0111\u1ec1 3 c\u00e0ng n\u1eb1m \u1edf ch\u00ednh\u00a0 con \u201cc\u00e0ng\u201d, con s\u1ed1 n\u1eb1m li\u1ec1n tr\u01b0\u1edbc hai s\u1ed1 \u0111\u1ec1.<\/p>\n

V\u00ed d\u1ee5<\/strong>:<\/span> Gi\u1ea3i \u0111\u1eb7c bi\u1ec7t Mi\u1ec1n B\u1eafc h\u00f4m nay v\u1ec1 d\u1ea1ng\u00a004687<\/strong>\u00a0th\u00ec n\u1ebfu anh em \u0111\u00e1nh 3 c\u00e0ng 687<\/strong> th\u00ec s\u1ebd tr\u00fang.<\/p>\n

Ph\u00e2n lo\u1ea1i \u0111\u1ec1 3 c\u00e0ng<\/h2>\n

Trong \u0111\u00e1nh \u0111\u1ec1 3 c\u00e0ng c\u0169ng c\u00f3 nhi\u1ec1u ph\u01b0\u01a1ng th\u1ee9c \u0111\u00e1nh \u0111\u1ec1 kh\u00e1c, m\u1ed7i lo\u1ea1i s\u1ebd c\u00f3 c\u00e1ch th\u1ee9c \u0111\u00e1nh ri\u00eang. M\u1ed9t s\u1ed1 h\u00ecnh th\u1ee9c \u0111\u00e1nh \u0111\u1ec1 3 c\u00e0ng nh\u01b0:<\/strong><\/p>\n

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• \u0110\u00e1nh \u0111\u1ec1 3 c\u00e0ng theo 3 s\u1ed1 cu\u1ed1i c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t x\u1ed5 s\u1ed1 mi\u1ec1n B\u1eafc.<\/li>\n
• \u0110\u00e1nh \u0111\u1ec1 3 c\u00e0ng theo 3 s\u1ed1 cu\u1ed1i c\u1ee7a gi\u1ea3i 7 theo ni\u1ec1m Nam v\u00e0 ni\u1ec1m Trung.<\/li>\n
• \u0110\u00e1nh \u0111\u1ec1 3 c\u00e0ng 3 s\u1ed1 \u0111\u1ea7u c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t.<\/li>\n
• \u0110\u00e1nh \u0111\u1ec1 3 c\u00e0ng 3 s\u1ed1 gi\u1eefa c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t.<\/li>\n
• \u0110\u00e1nh \u0111\u1ec1 3 c\u00e0ng 3 l\u00f4 gi\u1ea3i 5 c\u1ee7a x\u1ed5 s\u1ed1 mi\u1ec1n B\u1eafc.<\/li>\n
• \u0110\u00e1nh bao trong 18 l\u00f4 mi\u1ec1n Trung v\u00e0 27 l\u00f4 mi\u1ec1n B\u1eafc.<\/li>\n<\/ul>\n

  \n

  \u0110\u00e1nh \u0111\u1ec1 3 c\u00e0ng tr\u00fang \u0103n bao nhi\u00eau ti\u1ec1n?<\/h2>\n

  H\u01b0\u1edbng d\u1eabn \u0111\u00e1nh \u0111\u1ec1 (ch\u01a1i \u0111\u1ec1) 3 c\u00e0ng v\u00e0 t\u1ef7 l\u1ec7 tr\u1ea3 th\u01b0\u1edfng:<\/strong><\/p>\n

  N\u1ebfu b\u1ea1n ch\u01a1i \u0111\u00e1nh \u0111\u1ec1 3<\/strong> c\u00e0ng t\u1ea1i c\u00e1c qu\u1ea7y ghi v\u00e9\u00a0s\u1ed1 th\u00ec t\u1ef7 l\u1ec7 \u0103n chia 3 c\u00e0ng c\u1ee7a b\u1ea1n ch\u1ec9 kho\u1ea3ng 1 \u0103n 400<\/strong>, nh\u01b0ng n\u1ebfu b\u1ea1n tham gia \u0111\u00e1nh \u0111\u1ec1 t\u1ea1i nh\u00e0 c\u00e1i th\u00ec t\u1ef7 l\u1ec7 \u0103n chia 3 c\u00e0ng c\u1ee7a b\u1ea1n s\u1ebd l\u1edbn h\u01a1n, s\u1ed1 ti\u1ec1n nh\u1eadn \u0111\u01b0\u1ee3c c\u00f3 th\u1ec3 l\u00ean t\u1edbi 1 \u0103n 600 ho\u1eb7c c\u0169ng c\u00f3 th\u1ec3 l\u00e0 1 \u0103n 970.<\/p>\n

  V\u00ed d\u1ee5:<\/strong><\/span>\u00a0Khi b\u1ea1n \u0111\u00e1nh \u0111\u1ec1, \u0111\u00e1nh 1 ngh\u00ecn cho con 575, k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 gi\u1ea3i \u0111\u1eb7c bi\u1ec7t ng\u00e0y h\u00f4m \u1ea5y l\u00e0 61575 th\u00ec b\u1ea1n \u0111\u00e3 tr\u00fang \u0111\u1ec1, b\u1ea1n s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c 400 ngh\u00ecn. C\u00f2n n\u1ebfu b\u1ea1n \u0111\u00e1nh 1 ngh\u00ecn cho con 575 m\u00e0 k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 l\u00e0 51675, b\u1ea1n v\u1eabn tr\u00f9ng 2 s\u1ed1 cu\u1ed1i, n\u00ean s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c 10 ngh\u00ecn gi\u1ea3i khuy\u1ebfn kh\u00edch.<\/p>\n

  K\u1ebft lu\u1eadn:<\/h2>\n

  Tr\u00ean \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 th\u00f4ng tin ng\u1eafn g\u1ecdn v\u1ec1 \u0111\u1ec1 3 c\u00e0ng, kh\u00e1i ni\u1ec7m h\u01b0\u1edbng d\u1eabn c\u00e1ch ch\u01a1i & t\u1ef7 l\u1ec7 tr\u00fang th\u01b0\u1eddng \u0111\u1ec1 3 c\u00e0ng. \u00a0Ch\u00fac c\u00e1c b\u1ea1n ch\u01a1i vui v\u1ebb v\u00e0 lu\u00f4n th\u1eafng ti\u1ec1n.<\/p>\n<\/div>\n