Question

3.27乘29加32.7乘7.1的简便方法?

Answer 1

3.27乘29加32.7乘7.1的简便方法?

32.7*9.9+3.27
32.7*9.9前面的32.7缩小10倍，后面的9.9放大10倍
32.7*9.9+3.27
=3.27*99+3.27
=3.27*（99+1）
=3.27*100
=327

3.27乘4.3加32.7乘0.57的简便运算

3.27X4.3+32.7X0.57
=3.27X(4.3+5.7)
=3.27X10
=32.7

29乘175加25乘29的简便方法

29x175+25x29
=29x(175+25)
=29x200
=5800

3.27乘以101减3.27简便方法

3.27乘以101减3.27
=3.27×（101-1）
=3.27×100
=327

3.27乘以13.4减3.4乘以3.27简便方法

3.27乘以13.4减3.4乘以3.27
= 3.27乘以（13.4减3.4）
= 3.27乘以10
= 32.7

3.27x29+32.7x7.1的简便计算

=3.27*29+3.27*71
=3.27*（29+71）
=3.27*100
=327

8.9-3.27乘0.04的简便方法

8.9-3.27乘0.04的简便方法
=8.9-3.25x0.04-0.02x0.04
=8.9-0.13-0.0008
=9-0.1308-0.1
=9-0.2308
=8.7692

37乘113加29乘111的简便方法

37×113+29×111
=37×(111+2)+29×111
=37×111+29×111+2×37
=(37+29)×111+74
=66×111+74
=66×(100+10+1)+74
=66×100+66×10+66+74
=6600+660+140
=6600+800
=7400