3.25乘0.87加0.325乘8.7简便计算

2020-11-22 14:14:34 字数 2135 阅读 1559

1楼:匿名用户

3.25x0.87+0.325x8.7

=3.25x0.87+3.25x0.87

=3.25x2x0.87

=6.5x1-6.5x0.1-6.5x0.03=6.5-0.65-0.195

=6.5-0.845

=6.5-1+0.155

=5.5+0.155

=5.655

4.84加3.16乘0.87简便计算

2楼:西域小镇

解:(4.84+3.16)x0.87

=8x0.87

=8x(0.8+0.07)

=6.4+0.56

=6.96

3楼:云南万通汽车学校

去掉小数点,然后得出结果后再加上几位小数点就ok!

3.25乘五点7+0点325×33加3.25的简便算法

4楼:凌月霜丶

3.25乘五点7+0点325×33加3.25的简便算法3.25乘五点7+0点325×33加3.25=3.25*(5.7+3.3+1)

=3.25*10

=32.5

5楼:匿名用户

3.25x5.7+0.325x33+3.25=3.25x5.7+3.25x3.3+3.25x1=3.25x(5.7+3.3+1)

=3.25x10

=32.5

3.25×7.6+32.5×0.25-0.325的简便计算

6楼:匿名用户

3.25 32.5 0.

325 10倍关系,统一下3.25*7.6+3.

25*2.5-3.25*0.

1=3.25*(7.6+2.

5+0.1)

=3.25*10

=32.5

7楼:我是农大设计师

3.25×7.6+32.5×0.25-0.325=0.325×76+0.325×25-0.325=0.325×(76+25-1)=32.5

3.25乘1.1-0.325简便方法

8楼:凌月霜丶

3.25乘1.1-0.325简便方法

3.25乘1.1-0.325

=3.25*1.1-3.25*0.1

=3.25*(1.1-0.1)

=3.25

0.87×3.36+0.464×8.7怎么写简便计算

9楼:匿名用户

0.87×3.36+0.464×8.7

=0.87x3.36+0.87x4.64

=0.87x(3.36+4.64)

=0.87x8

=6.96

如还不明白,请继续追问。

如果你认可我的回答,请及时点击【采纳为满意回答】按钮手机提问的朋友在客户端右上角评价点【满意】即可。

10楼:匿名用户

0.87×3.36+0.464×8.7

=0.87x3.36+4.64x0.87

=0.87x(3.36+4.64)

=0.87x8

=6.96

2.25乘8.7加77.5乘0.67这么简算

11楼:新野旁观者

简便计算

2.25×8.7+77.5×0.87

=2.25×8.7+7.75×8.7

=(2.25+7.75)×8.7

=10×8.7=87

0.325乘0.8加0.55除以5/4减3/5除以8/7怎么算

12楼:新野旁观者

0.325乘0.8加0.

55除以5/4减3/5除以8/7=0.325×0.8+0.

55×4/5-3/5×7/8=(0.325+0.55)×0.

8-3/5×7/8=7/8×0.8-3/5×7/8

=7/8×(0.8-3/5)

=7/8×1/5

=7/40