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简算9+99+999+99990.25×1.25×320.
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教案备课库《2016-2017学年新人教版六年级(上)质检数学试卷(2)》真题及答案
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简算 102×72198×99+198125×323600÷25.
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计算125×79时小东是这样算的125×79=125×80﹣1=125×80﹣125这样算的依据是
乘法结合律
乘法交换律
乘法分配律
计算能简算的要简算. 1898÷73×54125×32101×3523.9﹣5.47﹣4.53.
计算下面各题能简算的要简算.125×98
计算下面各题能简算的要简算.90×4.5+453.8×1.96﹣3.8×0.46﹣3.8×0.50.
计算下面各题能简算的要简算.125×4×8
在简算125×21.7+125×18.3时要用到
乘法交换律
乘法结合律
乘法分配律
脱式计算能简算的要简算每题1分 867+252+133+148 125×32×25 203-10.
简算125×21.7+125×78.3时要用到A.乘法交换律 B.乘法结合律 C.乘法分配律 D.加
能简算的要简算. 23+789+77 63×99 25×2356×4 125+6×8 29×8
简算 320-320×70%
脱式计算能简算的要简算.
计算能简算的要简算.
能简算的要简算
简算125×2.5×4×0.08时用到的运算定律是
乘法交换律
乘法结合律
乘法分配律
脱式计算能简算的要简算4分 [112+3.6-115÷117]÷0.8
24.00分计算下面各题能简算的要简算. 168﹣52﹣48125×88235﹣135÷5 4
计算下列各题能简算的要简算. 5.69+25+4.31+7599×68126×99+126 1
CF-PZ125/320型操纵阀的流量是
125L/min
150L/min
250L/min
320L/min
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