计算题:(能简算的要简算) 6.7-3.15-1.85 85*三分之一*五分之二/17分之5 1428/14+24*18
人气:120 ℃ 时间:2019-08-19 04:05:21
解答
6.7-3.15-1.85
=6.7-(3.15+1.85)
=6.7-5
=1.7;
85*三分之一*五分之二×17分之5
=85×(1/3)×(2/5)×(5/17)
=10/3;
1428/14+24*18
=102+24×18
=102+432
=534;
如果本题有什么不明白可以追问,客气
推荐
猜你喜欢
- 【求助化学】粗盐水除杂:钙离子、镁离子、硫酸根离子,先加碳酸根离子再加钡离子为什么不行?
- 不定积分dx/根号x+x的开4次方
- 若(a-1)2+|ab-2|=0,求ab分之1+(a+1)(b+1)分之1+……+(a+2007)(b+2007)分之7的值
- the party,at which i was the guest of honour,was extremely enjoyable为什么要在which前加at
- cause 后加of 或for,
- 用spend造5个句子再变同义句,同义句要用take,cost,pay
- 求曲线积分∫(sinx^2+y)dx,其中L为由y^2=x,x=1所围城区域的边界
- the boy did not have to leave the next day because he got his visa extending.