125x4x25x8 125x64 25x(4x59) 205x101-205 132x65+35x132 167x2+

dajiang437512022-10-04 11:39:541条回答

125x4x25x8 125x64 25x(4x59) 205x101-205 132x65+35x132 167x2+167x3+167x5 78x99+78 39x8+6x39-39x4
这些算式全都用层等式计算（乘法分配律）求求你们了.行行好,十万火急、、

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xinbin518 共回答了16个问题 | 采纳率75%: 125x4x25x8
=(125x8)x(25x4)
=1000x100
=100000
125x64
=125x8x8
=1000x8
=8000
25x(4x59)
=25x4x59
=100x59
=5900
205x101-205
=205x101-205x1
=205x(101-1)
=205x100
=20500
132x65+35x132
=132x(65+35)
=132x100
=13200
167x2+167x3+167x5
=167x(2+3+5)
=167x10
=1670
78x99+78
=78x99+78x1
=78x(99+1)
=78x100
=7800
39x8+6x39-39x4
=39x(8+6-4)
=39x10
=390; 1年前