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920除以30的简便算法 2.03除0.01除0.125用简便方法怎么计算
2.03除0.01除0.125用简便方法怎么计算 2.03除0.01除0.125用简便方法怎么计算用得着简便方法吗?2.03除0.01是203,再除0.125,就是乘8,是16244.2乘2.03用简

2.03除0.01除0.125用简便方法怎么计算
2.03除0.01除0.125用简便方法怎么计算
用得着简便方法吗?2.03除0.01是203,再除0.125,就是乘8,是1624
4.2乘2.03用简便方法计算
4.2x2.03
=4.2x(2+0.03)
=4.2x2+4.2x0.03
=8.4+0.126
=8.526
用简便方法计算:9÷0.125
小数化成分数
9/0.125
=9/(1/8)
=9*8
=72
325÷0.125用简便方法计算
325÷0.125
=325÷125/1000
=325÷1/8
=(300+25)×8
=2400+200
=2600
81除23除7用简便方法怎么计算
81÷23÷7
=3÷7
=0
12.1除22用简便方法计算怎么算
0.55
解析:
12.1÷22
=12.1÷(11×2)
=(12.1÷11)÷2
=1.1÷2
=11/20
=0.55
3800除95用简便方法计算怎么算
3800÷95
=3800÷19÷5
=200÷5
=40
2.03×1700-1.7×1630用简便方法计算
原式
=2.03x1700-1700x1.63
=(2.03-1.63)x1700
=0.4x1700
=680
或者
=2030x1.7-1.7x1630
=(2030-1630)x1.7
=400x1.7
=680
供参考。
7800 除125用简便方法怎么计算
7800÷125 =7.8×1000÷125 =7.8×8 =62.4
用简便方法计算。17.4÷0.8÷0.125(),
=17.4÷(0.8x0.125)
=17.4÷0.1
=174
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