4.6×4.6+4.6+4.6×4.4怎么巧算
4.6×4.6+4.6+4.6×4.4怎么巧算
4.6×4.6+4.6+4.6×4.4
=4.6×(4.6+1+4.4)
=4.6×10
=46
4.6+4.6+4.6×5= 简便方法怎么算
4.6(1+1+5)=4.6*7=32.2
4.6*4.6+0.46+46*0.53 巧算
4.6*4.6+0.46+46*0.53
= 46*0.46+46*0.01+46*0.53
= 46*(0.46+0.01+0.53)
= 46*1
= 46
4.6 5.4*0.18怎么巧算
4.6×0.18+5.4×0.18
=(4.6+5.4)×0.18
=10×0.18
=1.8
4.6+5.4×0.98怎么巧算
4.6+5.4×0.98
=4.6+5.4x1-5.4x0.02
=10-0.108
=9.892
4.6x4.6+4.6+4.4x4.6的简便演算法
=4.6*(4.6+1+4.4)
=4.6*10
=46
4.6x2.7 4.6x1.5 2.3x1.6怎么巧算
4.6x2.7+ 4.6x1.5 +2.3x1.6
=4.6x(2.7+1.5+0.8)
=4.6x5
=23
(9.8-4.6)÷0.13巧算
=5.2÷0.13
=40
9.03*4.6 5.4怎样巧算
9.03*4.6+5.4
=(9+0.03)*4.6+5.4
=9*4.6+0.03*4.6+5.4
=41.4+0.138+5.4
=41.538+5.4
=46.938
4.6×44 23×11.7用巧算
4.6×44+ 23×11.7
=23x(0.2x44+11.7)
=23x(8.8+11.7)
=23x(20+0.5)
=460+11.5
=471.5