1楼:匿名用户
=(1.25x8)÷0.5
=10÷0.5=20
1.25乘以(8除以0.5)怎么简便计算
2楼:匿名用户
1.25×(8÷0.5)
=(1.25×8)÷0.5
=10÷0.5=20
3楼:赵万平开心农场
原式=1.25×8×0.5
=10×0.5=5
4楼:可爱_根儿
不要鸟他,这就是来骗财富值的
(1.25×27×5.27)÷(8.1×0.5×29)的简算
5楼:匿名用户
原式=(1.25×9×3×5.27)/(9×0.
9×0.5×29)=(1.25×3×5.
27)/(0.9×0.5×29)=19.
7625÷13.05
≈1.5143678161
希望能帮助你
望采纳,谢谢
1.25÷2.5×0.8简算
6楼:匿名用户
1.25÷2.5×0.8
=1.25×0.8÷2.5
=1÷2.5
=4÷10
=0.4
7楼:匿名用户
=0.5x0.8
=0.4
2.4×1.25+4.04÷0.5的简便计算
8楼:平阳虎
2.4×1.25+4.04÷0.5
=3×0.8×1.25+(4.04×2)÷(0.5×2)=3×1+8.08÷1
=3+8.08
=11.08
0.8×(12.5-1.25)简便计算
9楼:布拉不拉布拉
0.8×
(12.5-1.25)的简便计算可以利用乘法分配率的逆运算,脱式计算为:
0.8×(12.5-1.25)
=0.8×(1.25×10-1.25×1)=0.8×1.25×(10-1)
=0.8×1.25×9
=1×9=9
10楼:匿名用户
0.8×(12.5-1.25)
=0.8×12.5-0.8×1.25
=10-1=9
0.54÷1.25÷64÷0.5÷0.25简算
11楼:佛手
将64拆分为8x2x4,分别与1.25,0.5和0.25相乘:
0.54÷
1.25÷64÷0.5÷0.25
=0.54÷((1.25x8)x(2x0.5(x(4x0.25))=0.54÷(10x1x1)
=0.54÷10
=0.054
12楼:匿名用户
0.54÷1.25÷64÷0.5÷0.25=0.54x10/8x1/64x1/0.5x1/0.25=0.54x10/8x1/64x2x4
=5.4/64
=54/640
=27/320
13楼:兖矿兴隆矿
0.54÷1.25÷64÷0.
5÷0.25=0.54/(1.
25*64*0.5*0.25)=0.
54/(1.25*8*0.5*2*0.
25*4)=0.54/(10*1*1)
=0.054
1.25÷0.8-1.25x0.8怎么简算?
14楼:山塘人山塘人
1.25÷0.8-1.25×0.8
=1.25×10/8-1
=1.5625-1
=0.5625
15楼:匿名用户
1.25÷0.8-1.25x0.8=5/4÷4/5-5/4x4/5=5/4x5/4一1
=25/16-1
=9/16
16楼:匿名用户
1.25÷
bai0.8-1.25×
du0.8
=1.25×zhi5/4-1.25×0.8=1.25×(
dao版1.25-0.8)
=1.25×0.45
=1.25×(0.8+0.1)÷
权2=(1.25×0.8+1.25×0.1)÷2=(1+0.125)÷2
=1.125÷2
=0.5625
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