= 36 * ( 28 + 82 ) + 64 * ( 69 + 41 )
= ( 36 + 64 ) * 110
= 100 * 110
= 11 000
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= 36 * ( 28 + 82 ) + 64 * ( 69 + 41 )
= ( 36 + 64 ) * 110
= 100 * 110
= 11 000
36.28+36.82+64.69.+64.41
Tính nhanh: 36.28 + 36.82 + 64.69 + 64.41
1. TÍNH NHANH:
36.28+36.82+64.69+64.41
36.28+36.82+64.69+64.41
a)2.31.12+4.6.42+8.27.3
b)36.28+36.82+64.69+64.41
tính
a)136.41+82.32
b)36.28+36.82+64.69+64.41
a) 2.31.12+4.6.42+8.27.3
b)36.28+36.82+64.69+64.41
Tính nhanh:
a)2.31.12+4.6.42+8.27.3
b)36.28+36.82+64.69+64.41
Tính nhanh
a:2.31.12+4.6.42+8.27.3
b:36.28+36.82+64.69+64.41