V\u1edbi thu\u1eadt ng\u1eef n\u00e0y, anh em c\u1ea7n hi\u1ec3u r\u00f5 v\u1ec1 2 h\u00ecnh th\u1ee9c ch\u01a1i \u0111\u00f3 ch\u00ednh l\u00e0\u00a0l\u00f4 4 c\u00e0ng<\/strong>\u00a0v\u00e0\u00a0\u0111\u1ec1 4 c\u00e0ng<\/strong>. T\u00f4i s\u1ebd ph\u00e2n chia v\u00e0 gi\u1edbi thi\u1ec7u \u0111\u1ebfn anh em m\u1ed9t c\u00e1ch c\u1ee5 th\u1ec3 nh\u1ea5t \u0111\u1ec3 tr\u00e1nh b\u1ecb nh\u1ea7m l\u1eabn.<\/p>\n \u0110\u1ec1 4 c\u00e0ng<\/strong>\u00a0l\u00e0 h\u00ecnh th\u1ee9c ch\u01a1i \u0111\u1ec1 m\u00e0 anh em c\u1ea7n l\u1ef1a ch\u1ecdn m\u1ed9t con s\u1ed1 g\u1ed3m 4 ch\u1eef s\u1ed1 t\u1eeb 0000 \u2013 9999, ng\u01b0\u1eddi chi\u1ebfn th\u1eafng l\u00e0 ng\u01b0\u1eddi c\u1ea7n d\u1ef1 \u0111o\u00e1n \u0111\u00fang \u0111\u01b0\u1ee3c 4 con s\u1ed1 cu\u1ed1i c\u00f9ng c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t.<\/p>\n V\u00ed d\u1ee5: Gi\u1ea3i \u0111\u1eb7c bi\u1ec7t Mi\u1ec1n B\u1eafc: 45012 \u2013 5012 l\u00e0 4 c\u00e0ng Mi\u1ec1n B\u1eafc.<\/p>\n >>><\/strong> Ngo\u00e0i 4 c\u00e0ng, v\u1eabn c\u00f2n m\u1ed9t h\u00ecnh th\u1ee9c ch\u01a1i l\u00f4 \u0111\u1ec1 kh\u00e1c c\u00f3 th\u1ec3 gi\u00fap anh em h\u1ed1t \u0111\u01b0\u1ee3c b\u1ed9n ti\u1ec1n \u0111\u00f3 l\u00e0 C\u00e1ch \u0111\u00e1nh L\u00f4 & \u0110\u1ec1 3 c\u00e0ng<\/p>\n L\u00f4 4 c\u00e0ng<\/strong>\u00a0l\u00e0 m\u1ed9t c\u00e1ch ch\u01a1i l\u00f4 m\u00e0 anh em s\u1ebd ch\u1ecdn ra 4 ch\u1eef s\u1ed1 t\u1eeb 0000 \u2013 9999, \u0111i\u1ec1u ki\u1ec7n \u0111\u1ec3 th\u1eafng l\u00e0 4 con s\u1ed1 \u0111\u01b0\u1ee3c ch\u1ecdn ph\u1ea3i tr\u00f9ng v\u1edbi 4 s\u1ed1 cu\u1ed1i c\u00f9ng c\u1ee7a t\u1ea5t c\u1ea3 c\u00e1c gi\u1ea3i trong KQXS (b\u1ecf gi\u1ea3i 7 v\u00e0 gi\u1ea3i 8).<\/p>\n V\u00ed d\u1ee5: Anh em ch\u1ecdn \u0111\u00e1nh con l\u00f4 4 l\u00e0 2691 \u0111\u1ec3 \u0111\u00e1nh cho \u0111\u00e0i k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 Mi\u1ec1n B\u1eafc 26\/11\/2024, v\u00e0 k\u1ebft qu\u1ea3 l\u00e0 con 2691 n\u1ed5 \u1edf gi\u1ea3i G2-2 n\u00ean anh em \u0111\u00e3 tr\u00fang con l\u00f4 4 c\u00e0ng.<\/p>\n Kh\u00e1i ni\u1ec7m v\u00e0 c\u00e1ch ch\u01a1i kh\u00e1c nhau c\u0169ng \u0111\u1ed3ng ngh\u0129a v\u1edbi vi\u1ec7c t\u1ef7 l\u1ec7 v\u1ed1n v\u00e0 ti\u1ec1n th\u01b0\u1edfng c\u0169ng kh\u00e1c nhau.<\/p>\n \u0110\u1ed3ng ti\u1ec1n \u0111i li\u1ec1n v\u1edbi kh\u00fac ru\u1ed9t, m\u00e0 \u0111\u1ed1i v\u1edbi anh em ch\u01a1i \u0111\u1ec1 \u0111\u1eb7c bi\u1ec7t l\u00e0 nh\u1eefng anh em l\u00e2u n\u0103m th\u00ec vi\u1ec7c t\u00ednh ti\u1ec1n chi bao nhi\u00eau, thu bao nhi\u00eau l\u00e0 c\u1ef1c k\u1ef3 quan tr\u1ecdng.<\/p>\n \u0110i\u1ec1u n\u00e0y gi\u00fap anh em th\u1ed1ng k\u00ea \u0111\u01b0\u1ee3c vi\u1ec7c anh em r\u1ea3i v\u1ed1n c\u00f3 hi\u1ec7u qu\u1ea3 kh\u00f4ng, c\u00f3 sinh l\u1eddi hay l\u00e0 l\u1ed7 \u0111\u1ec3 t\u1eeb \u0111\u00f3 t\u00ednh to\u00e1n l\u1ea1i cho h\u1ee3p l\u00fd.<\/p>\n V\u1eady n\u00ean hi\u1ec3u \u0111\u01b0\u1ee3c \u0111\u1ec1 4 c\u00e0ng \u0103n bao nhi\u00eau l\u00e0 v\u1ea5n \u0111\u1ec1 \u0111\u01b0\u1ee3c anh em quan t\u00e2m nhi\u1ec1u nh\u1ea5t.<\/p>\n Hi\u1ec7n t\u1ea1i, h\u00ecnh th\u1ee9c ch\u01a1i n\u00e0y \u0111\u01b0\u1ee3c ph\u1ed5 bi\u1ebfn nhi\u1ec1u h\u01a1n tr\u00ean m\u1ea1ng internet, \u1edf c\u00e1c nh\u00e0 c\u00e1i online n\u00ean kh\u00f4ng c\u00f3 m\u1ed9t t\u1ef7 l\u1ec7 \u0103n 4 c\u00e0ng c\u1ee5 th\u1ec3 m\u00e0 c\u00f2n ph\u1ea3i t\u00f9y v\u00e0o m\u1ed7i nh\u00e0 c\u00e1i.<\/p>\n Nh\u01b0 t\u00f4i \u0111\u00e3 th\u1ed1ng k\u00ea \u0111\u01b0\u1ee3c th\u00ec th\u00f4ng th\u01b0\u1eddng t\u1ef7 l\u1ec7 \u0103n \u0111\u1ec1 4 c\u00e0ng s\u1ebd r\u1ea5t r\u1ea5t cao: 1 \u0103n 8880 (v\u1edbi m\u1ee9c c\u01b0\u1ee3c th\u1ea5p nh\u1ea5t ch\u1ec9 l\u00e0 1.000 vn\u0111).<\/p>\n V\u1eady t\u1ee9c l\u00e0 ch\u1ec9 c\u1ea7n b\u1ecf ra s\u1ed1 v\u1ed1n 1.000 vn\u0111 th\u00ec anh em c\u00f3 th\u1ec3 thu v\u1ec1 8.880.000 vn\u0111 v\u00e0 v\u1edbi 10.000 vn\u0111 th\u00ec anh em thu v\u1ec1 s\u1ed1 ti\u1ec1n l\u00ean \u0111\u1ebfn 88.800.000 vn\u0111.<\/p>\n \u0110i\u1ec1u m\u00e0 anh em quan t\u00e2m nhi\u1ec1u nh\u1ea5t ch\u1eafc ch\u1eafn l\u00e0 ti\u1ec1n \u0103n con l\u00f4 4 c\u00e0ng l\u00e0 bao nhi\u00eau? Anh em y\u00ean t\u00e2m v\u00ec c\u00e1ch \u0111\u00e1nh n\u00e0y ch\u1eafn ch\u1eafn s\u1ebd c\u00f3 t\u1ef7 l\u1ec7 ti\u1ec1n th\u01b0\u1edfng r\u1ea5t cao v\u00e0 h\u1ea5p d\u1eabn, nh\u01b0ng \u0111\u1ed5i l\u1ea1i l\u00e0 x\u00e1c su\u1ea5t tr\u00fang c\u0169ng kh\u00f4ng h\u1ec1 d\u1ec5 d\u00e0ng.<\/p>\n N\u1ebfu nh\u01b0 t\u1ef7 l\u1ec7 \u0103n \u0111\u1ec1 4 c\u00e0ng l\u00e0 0.01%, \u0111\u1ec1 3 c\u00e0ng l\u00e0 0.1%, th\u00ec \u0103n l\u00f4 4 s\u1ebd r\u01a1i v\u00e0o kho\u1ea3ng g\u1ea7n 0.2%<\/p>\n \u1ede m\u1ed7i m\u1ed9t nh\u00e0 c\u00e1i\/ch\u1ee7 l\u00f4 \u0111\u1ec1 s\u1ebd quy \u0111\u1ecbnh ti\u1ec1n \u0103n l\u00f4 4 kh\u00e1c nhau. Th\u00f4ng th\u01b0\u1eddng th\u00ec t\u1ef7 l\u1ec7 n\u00e0y r\u01a1i v\u00e0o kho\u1ea3ng 1 \u0103n 8880 ho\u1eb7c 1 \u0103n 9000, v\u1edbi s\u1ed1 ti\u1ec1n v\u1ed1n b\u1ecf ra ban \u0111\u1ea7u th\u1ea5p nh\u1ea5t ch\u1ec9 l\u00e0 1.000 vn\u0111.<\/p>\n Ti\u1ec1n v\u1ed1n = S\u1ed1 ti\u1ec1n \u0111\u1eb7t c\u01b0\u1ee3c 1 con X s\u1ed1 l\u01b0\u1ee3ng con l\u00f4 \u0111\u00e1nh.<\/strong><\/p>\n Ti\u1ec1n th\u01b0\u1edfng = Ti\u1ec1n v\u1ed1n X 8880 X (S\u1ed1 con tr\u00fang + s\u1ed1 nh\u00e1y n\u1ed5 m\u1ed7i con).<\/strong><\/p>\n Ti\u1ec1n l\u1eddi = Ti\u1ec1n th\u01b0\u1edfng \u2013 ti\u1ec1n v\u1ed1n.<\/strong><\/p>\n V\u00ed d\u1ee5: Anh em \u0111\u00e1nh 10.000 vn\u0111 cho con 2612 v\u00e0 1458, chi\u1ec1u h\u00f4m \u0111\u00f3 con 2612 v\u00e0 1458 \u0111\u1ec1u tr\u00fang 1 nh\u00e1y th\u00ec s\u1ed1 ti\u1ec1n th\u01b0\u1edfng c\u1ee7a anh em theo c\u00f4ng th\u1ee9c ph\u00eda tr\u00ean s\u1ebd l\u00e0 20.000 X 8880 X 2 = 355.200.000 vn\u0111.<\/p>\n V\u1eady s\u1ed1 ti\u1ec1n m\u00e0 anh em th\u1ef1c nh\u1eadn s\u1ebd l\u00e0 355.200.000 \u2013 20.000 = 355.180.000 vn\u0111. M\u1ed9t s\u1ed1 ti\u1ec1n qu\u00e1 cao n\u1ebfu anh em tr\u00fang \u0111\u01b0\u1ee3c con l\u00f4 4.<\/p>\n \u0110\u00e2y ch\u1ec9 l\u00e0 c\u00e1ch t\u00ednh ti\u1ec1n tr\u00fang khi t\u1ef7 l\u1ec7 l\u00e0 1 \u0103n 8880, c\u00f3 nh\u1eefng nh\u00e0 c\u00e1i v\u1edbi t\u1ef7 l\u1ec7 \u0103n l\u00e0 1 \u0103n 9000 th\u00ec s\u1ed1 ti\u1ec1n th\u1ef1c t\u1ebf nh\u1eadn n\u00e0y s\u1ebd cao h\u01a1n nhi\u1ec1u.<\/p>\n D\u00f9 l\u00e0\u00a0b\u1ed1n c\u00e0ng<\/strong>, nh\u01b0ng c\u00e1ch soi c\u1ea7u b\u1eaft s\u1ed1 l\u00e0 kh\u00e1c nhau. T\u00f4i xin t\u1ed5ng h\u1ee3p c\u00e1c c\u00e1ch b\u1eaft l\u00f4 \u0111\u1ec1 4 c\u00e0ng hi\u1ec7u qu\u1ea3 nh\u1ea5t b\u00ean d\u01b0\u1edbi. C\u1ee5 th\u1ec3 nh\u01b0 sau:<\/p>\n N\u1ebfu nh\u01b0 t\u1ef7 l\u1ec7 \u0111o\u00e1n tr\u00fang c\u1ee7a ch\u01a1i \u0111\u1ec1 truy\u1ec1n th\u1ed1ng l\u00e0 1\/100, \u0111\u1ec1 3 c\u00e0ng kh\u00f3 h\u01a1n l\u00e0 1\/1000, th\u00ec \u0111\u1ec3 b\u1eaft \u0111\u01b0\u1ee3c con \u0111\u1ec1 4 c\u00e0ng s\u1ebd l\u00e0 1\/10000 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi 0.01%. V\u1edbi m\u1ee9c ti\u1ec1n th\u01b0\u1edfng cao ng\u1ea5t ng\u01b0\u1ee1ng m\u00e0 c\u00e1c nh\u00e0 c\u00e1i h\u1ea5p d\u1eabn anh em th\u00ec t\u1ef7 l\u1ec7 tr\u00fang th\u1ea5p c\u0169ng l\u00e0 \u0111i\u1ec1u \u0111\u01b0\u01a1ng nhi\u00ean.<\/p>\n V\u1eady n\u00ean, anh em c\u1ea7n ph\u1ea3i c\u00f3 cho m\u00ecnh nh\u1eefng b\u00ed quy\u1ebft ho\u1eb7c kinh nghi\u1ec7m ch\u01a1i l\u00f4 \u0111\u1ec1 l\u00e2u n\u0103m thay v\u00ec ch\u1ec9 \u0111o\u00e1n b\u1eeba theo qu\u00e1n t\u00ednh.<\/p>\n<\/span>\u0110\u1ec1 4 c\u00e0ng l\u00e0 g\u00ec?<\/h3>\n
<\/span>L\u00f4 4 c\u00e0ng l\u00e0 g\u00ec?<\/h3>\n
<\/span>4 c\u00e0ng Mi\u1ec1n B\u1eafc \u0103n bao nhi\u00eau?<\/h2>\n
<\/span>\u0110\u1ec1 4 c\u00e0ng 1 \u0103n bao nhi\u00eau?<\/h3>\n
<\/h1>\n
<\/span>L\u00f4 4 c\u00e0ng \u0103n bao nhi\u00eau?<\/h3>\n
<\/span>T\u1ed5ng h\u1ee3p c\u00e1ch b\u1eaft 4 c\u00e0ng hi\u1ec7u qu\u1ea3 nh\u1ea5t<\/h2>\n
<\/span>I. C\u00e1ch \u0111\u00e1nh \u0111\u1ec1 4 c\u00e0ng<\/h3>\n