T\u1ef7 l\u1ec7 c\u00e1 c\u01b0\u1ee3c th\u1ec3 thao l\u00e0 g\u00ec? T\u1ed5ng h\u1ee3p 4 lo\u1ea1i k\u00e8o n\u00ean bi\u1ebft<\/a><\/strong><\/em><\/p><\/blockquote>\nK\u00e8o ch\u00e2u \u00c2u<\/strong><\/em><\/p>\nTrong b\u00e0n t\u1ef7 l\u1ec7 k\u00e8o m\u00e0 Kubet cung c\u1ea5p cho c\u01b0\u1ee3c th\u1ee7 th\u00ec k\u00e8o ch\u00e2u \u00c2u \u0111\u01b0\u1ee3c k\u00fd hi\u1ec7u l\u00e0 1×2. Ch\u1ecdn 1 t\u1ee9c l\u00e0 ng\u01b0\u1eddi ch\u01a1i c\u01b0\u1ee3c \u0111\u1ed9i nh\u00e0 th\u1eafng, x l\u00e0 h\u00f2a c\u00f2n 2 l\u00e0 d\u00e0nh cho ng\u01b0\u1eddi c\u01b0\u1ee3c ph\u1ea7n th\u1eafng thu\u1ed9c v\u1ec1 \u0111\u1ed9i kh\u00e1ch. Anh em kh\u00f4ng c\u1ea7n ph\u1ea3i quan t\u00e2m \u0111\u1ebfn s\u1ed1 b\u00e0n th\u1eafng \u0111\u01b0\u1ee3c ghi trong tr\u1eadn. \u0110i\u1ec1u \u0111\u00f3 \u0111\u1ed3ng ngh\u0129a t\u1ef7 s\u1ed1 tr\u1eadn \u0111\u1ea5u kh\u00f4ng li\u00ean quan \u0111\u1ebfn v\u00e1n k\u00e8o n\u00e0y. Thay v\u00e0o \u0111\u00f3, anh em ch\u1ec9 c\u1ea7n n\u1eafm \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 chung cu\u1ed9c l\u00e0 th\u1eafng, thua hay h\u00f2a.<\/p>\n
Theo \u0111\u00f3, c\u00e1ch t\u00ednh ti\u1ec1n k\u00e8o ch\u00e2u \u00c2u ch\u1ec9 nh\u1eadn k\u1ebft qu\u1ea3 th\u1eafng \u0111\u1ee7 hay thua \u0111\u1ee7. Tr\u01b0\u1eddng h\u1ee3p th\u1eafng n\u1eeda, thua n\u1eeda s\u1ebd kh\u00f4ng \u0111\u01b0\u1ee3c t\u00ednh \u0111\u1ebfn. Sau \u0111\u00e2y l\u00e0 c\u00e1ch t\u00ednh ti\u1ec1n c\u00e1 \u0111\u1ed9 b\u00f3ng \u0111\u00e1 theo k\u00e8o ch\u00e2u \u00c2u c\u1ee5 th\u1ec3:<\/p>\n
\n- Tr\u01b0\u1eddng h\u1ee3p th\u1eafng c\u01b0\u1ee3c<\/strong>: Ti\u1ec1n th\u1eafng = Ti\u1ec1n c\u01b0\u1ee3c x T\u1ef7 l\u1ec7 k\u00e8o.<\/li>\n
- Tr\u01b0\u1eddng h\u1ee3p thua c\u01b0\u1ee3c<\/strong>: Ti\u1ec1n thua = Ti\u1ec1n c\u01b0\u1ee3c.<\/li>\n<\/ul>\n
K\u00e8o ch\u00e2u \u00c1<\/strong><\/em><\/p>\nNg\u01b0\u1eddi trong ngh\u1ec1 th\u01b0\u1eddng g\u1ecdi k\u00e8o ch\u00e2u \u00c1 l\u00e0 k\u00e8o ch\u1ea5p. \u0110\u00fang nh\u01b0 t\u00ean g\u1ecdi c\u1ee7a n\u00f3, k\u00e8o n\u00e0y c\u00f3 nhi\u1ec1u t\u1ef7 l\u1ec7 ch\u1ea5p kh\u00e1c nhau. N\u1ebfu mu\u1ed1n t\u00ednh ti\u1ec1n th\u00ec c\u1ea7n ph\u1ea3i d\u1ef1a v\u00e0o k\u1ebft qu\u1ea3 \u0111\u00e3 ch\u1ea5p th\u00ec m\u1edbi c\u00f3 k\u1ebft qu\u1ea3 cu\u1ed1i c\u00f9ng \u0111\u1ec3 t\u00ednh. Anh em h\u00e3y theo d\u00f5i c\u00e1ch t\u00ednh ti\u1ec1n k\u00e8o ch\u00e2u \u00c1 n\u00e0y theo t\u1eebng t\u1ef7 l\u1ec7 ch\u1ea5p nh\u00e9:<\/p>\n
\n- K\u00e8o \u0111\u1ed3ng banh<\/strong>: T\u1ef7 l\u1ec7 c\u01b0\u1ee3c c\u1ee7a k\u00e8o n\u00e0y l\u00e0 0 tr\u00e1i t\u1ee9c l\u00e0 k\u1ebft qu\u1ea3 tr\u1eadn b\u00f3ng s\u1ebd gi\u1ed1ng v\u1edbi k\u1ebft qu\u1ea3 v\u00e1n c\u01b0\u1ee3c. C\u00e1ch t\u00ednh s\u1ebd l\u00e0 n\u1ebfu ng\u01b0\u1eddi ch\u01a1i \u0111\u1eb7t c\u01b0\u1ee3c v\u00e0o \u0111\u1ed9i th\u1eafng th\u00ec s\u1ebd \u0103n \u0111\u1ee7, \u0111\u1eb7t v\u00e0o \u0111\u1ed9i thua th\u00ec thua \u0111\u1ee7. N\u1ebfu nh\u01b0 2 \u0111\u1ed9i h\u00f2a nhau th\u00ec ti\u1ec1n c\u01b0\u1ee3c \u0111\u01b0\u1ee3c tr\u1ea3 l\u1ea1i cho ng\u01b0\u1eddi ch\u01a1i. C\u00e1ch t\u00ednh ti\u1ec1n c\u00e1 \u0111\u1ed9 b\u00f3ng \u0111\u00e1 theo \u00e8o \u0111\u1ed3ng banh n\u00e0y gi\u1ed1ng v\u1edbi k\u00e8o ch\u00e2u \u00c2u.<\/li>\n<\/ul>\n