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一道数学题:用乘法分配律计算下面各题(20+4)×2535×37+65+3725×4132×(200+3)38×29+3839×101
题目内容:
一道数学题:用乘法分配律计算下面各题
(20+4)×25 35×37+65+37 25×41
32×(200+3) 38×29+38 39×101优质解答
(20+4)×25=20×25+20×4=100+80=18035×37+65×37=(35+65)×37=100×37=370025×41=25×(40+1)=25×40+25×1=100+25=12532×(200+3)=32×200+32×3=6400+96=649638×29+38=38×(29+1)=38×30=114039×101=3... - 追问:
- 这也太乱了吧
- 追答:
- 6道啊, 1.(20+4)×25 =20×25+20×4 =100+80 =180 2. 35×37+65×37 =(35+65)×37 =100×37 =3700 3 .25×41 =25×(40+1) =25×40+25×1 =100+25 =125 4. 32×(200+3) =32×200+32×3 =6400+96 =6496 5. 38×29+38= 38×(29+1) =38×30 =1140 6. 39×101 =39×(100+1) =39×100+39×1 =3939
(20+4)×25 35×37+65+37 25×41
32×(200+3) 38×29+38 39×101
优质解答
- 追问:
- 这也太乱了吧
- 追答:
- 6道啊, 1.(20+4)×25 =20×25+20×4 =100+80 =180 2. 35×37+65×37 =(35+65)×37 =100×37 =3700 3 .25×41 =25×(40+1) =25×40+25×1 =100+25 =125 4. 32×(200+3) =32×200+32×3 =6400+96 =6496 5. 38×29+38= 38×(29+1) =38×30 =1140 6. 39×101 =39×(100+1) =39×100+39×1 =3939
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