6.3*1.5+14.87 8.2*0.26-0.49 6.5*2.5*16 87-5.6*4.1 8.6*1.2*2.5 6.2*0.37+0.63*6.2 7.8*3.01 简算
还有一题70.3*12.9-70.3*2.9 急 快
人气:140 ℃ 时间:2020-04-28 09:14:06
解答
6.3*1.5+14.87=24.32
8.2*0.26-0.49=1.642
6.5*2.5*16=260
87-5.6*4.1=64.04
8.6*1.2*2.5=25.8
6.2*0.37+0.63*6.2=6.2
7.8*3.01=23.478
70.3*12.9-70.3*2.9 =70.3*(12.9-2.9)=703要简算啊是简算
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