下面各题,怎样简便怎样算.983-(583+126) 136乘101-136 175乘56-56乘75 48乘125 355+260+140+245还有:1500/25/4 135乘99 37乘94+37乘5+37 425-38+75 用递等式计算.本人没分了.
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![下面各题,怎样简便怎样算.983-(583+126) 136乘101-136 175乘56-56乘75 48乘125 355+260+140+245还有:1500/25/4 135乘99 37乘94+37乘5+37 425-38+75 用递等式计算.本人没分了.](/uploads/image/z/75015-63-5.jpg?t=%E4%B8%8B%E9%9D%A2%E5%90%84%E9%A2%98%2C%E6%80%8E%E6%A0%B7%E7%AE%80%E4%BE%BF%E6%80%8E%E6%A0%B7%E7%AE%97.983-%EF%BC%88583%2B126%EF%BC%89+136%E4%B9%98101-136+175%E4%B9%9856-56%E4%B9%9875+48%E4%B9%98125+355%2B260%2B140%2B245%E8%BF%98%E6%9C%89%EF%BC%9A1500%2F25%2F4+135%E4%B9%9899+37%E4%B9%9894%2B37%E4%B9%985%2B37+425-38%2B75+%E7%94%A8%E9%80%92%E7%AD%89%E5%BC%8F%E8%AE%A1%E7%AE%97.%E6%9C%AC%E4%BA%BA%E6%B2%A1%E5%88%86%E4%BA%86.)
下面各题,怎样简便怎样算.983-(583+126) 136乘101-136 175乘56-56乘75 48乘125 355+260+140+245还有:1500/25/4 135乘99 37乘94+37乘5+37 425-38+75 用递等式计算.本人没分了.
下面各题,怎样简便怎样算.983-(583+126) 136乘101-136 175乘56-56乘75 48乘125 355+260+140+245
还有:1500/25/4 135乘99 37乘94+37乘5+37 425-38+75 用递等式计算.本人没分了.
下面各题,怎样简便怎样算.983-(583+126) 136乘101-136 175乘56-56乘75 48乘125 355+260+140+245还有:1500/25/4 135乘99 37乘94+37乘5+37 425-38+75 用递等式计算.本人没分了.
983-(583+126)
=983-583-126
=400-126
=274
136×101-136
=136×(101-1)
=136×100
=13600
175×56-56×75
=(100+75)×56-56×75
=100×56+75×56-56×75
=100×56
=5600
48×125
=4×12×25×5
=(4×25)×(12×5)
=100×60
=6000
355+260+140+245
=(355+245)+(260+140)
=600+400
=1000
1500÷25÷4
=1500÷(25×4)
=1500÷100
=15
135×99
=135×(100-1)
=13500-135
=13365
37×94+37×5+37
=37×(94+5+1)
=37×100
=3700
425-38+75
=425+75-38
=500-38
=462
983-(583+126)=983-583-126=274
136*101-136=100*136=13600
175*56-56*75=100*56=5600
48*125=8*125*6=6000
355+260+140+245 =1000
1500/25/4=1500/100=15
135*99=13500-135=13365
37*94+37*5+37=37*100=3700
425-38+75=500-38=462