Question

88乘以125减7;简便运算怎么做呀

Answer 1

88乘以125减7;简便运算怎么做呀

88*125-7=11*（8*125）-7
=11*1000-7=11000-7=10993

3000减去125乘以8的简便运算怎么做

（3000-125）×8
=3000×8-125×8
=24000-1000
=23000

72乘以125的简便运算怎么做

72×125
=（9×8）×125
=9×（8×125）
=9×1000
=9000

88乘以33加88乘以66加88用简便运算怎么做

88*33+88*66+88
=88*33+88*66+88*1
=88*（33+66+1）
=88*100
=8800
运用了乘法分配率

18乘以14乘以125乘以2简便运算怎么做

18*14*125*2
=（16^2-4)*500
=(256-4)*500
=252*1000/2
=126000

605减125除以25乘以6的简便运算怎么做

原式
=605-125÷25x6
=605-5x6
=605-30
=575
供参考。

25乘以125乘以75乘以4乘以32简便运算怎么做

原式
=25x125x75x4x32
=25x125x75x4x(4x8)
=(25x4）x(125x8)x(75x4)
=100x1000x300
=100000x300
=30000000
供参考。