Question

7.2除以0.45，请问怎么巧算

Answer 1

7.2除以0.45，请问怎么巧算

7.2÷0.45
＝7.2÷0.9×2
＝8×2
＝16

7.2乘以100的和除以0.45乘以100的和

请问7.2除以0.45的巧算

7.2除以0.45
=7.2/(0.9*5)
=8/0.5
=16

0.9除以7.2巧算

0.9÷7.2=0.9÷0.9÷8=1÷8=0.125

7.2除以1.25怎儿巧算

7.2÷1.25
=（7.2×8）÷（1.25×8）
=57.6÷10
=5.76

7.2除以2.7用巧算怎么做？

7.2÷2.7
=7.2÷9÷0.3
=0.8÷0.3
=8/3

请问6946除以23怎么巧算

6946÷23
=（6900+46）÷23
=6900÷23+46÷23
=300+2
=302

7.2乘以1.8除以3.6怎样巧算

7.2乘以1.8除以3.6
=7.2除以3.6乘以1.8
=2乘以1.8
=3.6

7.2*4.12+4.12 100.8除以1.25巧算

7.2*4.12+4.12
=(7.2+1）×4.12
=8.2×4.12
=33.784
100.8除以1.25
=（100+0.8）÷(5/4)
=100×4/5+0.8×4/5
=80+0.64
=80.64