小数乘法简便运算50道带答案
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发布时间：2022-04-21 22:21
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时间：2023-06-18 13:50
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12脳8.9106.8
6脳0.88-6脳0.124.56
6.13脳94+6.13脳6613
180梅48梅2.50.15
5.4脳3982149.2
40梅8梅12.50.4
90.6-(8+20.6)62
6脳16脳1.25120
67.5梅9梅1.256
1.5+29.4+8.5锛?9.4
174.9+506.8-206.8锛?474.9
3.94脳94+3.94脳6锛?394
28脳25脳2.5锛?1750
141.8-(69.7+41.8) 锛?0.3
176梅32梅2.5锛?2.2
11.8脳4脳0.5锛?23.6
32梅16梅25锛?0.08
8.28脳9+8.28锛?82.8
36梅(1.5脳8)锛?3
173-52.3-47.7 锛?3
97-62.2+22.2锛?57
34.2+(15+75.8)锛?125
22.5梅(3脳2.5) 锛?
7脳39.8锛?278.6
26脳1.8+26脳8.2 锛?60
175梅16梅12.5锛?0.875
29.4梅(14脳0.2)锛?10.5
1.25脳8 锛?0
3.52梅6.4梅0.5锛?1.1
