61.2-1.8 *3-4.
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/07 08:48:32
61.2-1.8 *3-4.
61.2-1.8 *3-4.
61.2-1.8 *3-4.
61.2-1.8 *3-4.6
=61.2-5.4-4.6
=61.2-(5.4+4.6)
=61.2-10
=51.2
61.2-1.8 *3-4.6
=61.2-5.4-4.6
=61.2-(5.4+4.6)
=61.2-10
=51.2
61.2-1.8 *3-4.6
=612/10 -(18*3)/10-46/10
=[612-(54+46)]/10
=512/10=70.6
回避小数运算
61.2-1.8 *3-4.
61.2减1.8乘以3减4.6用简便计算
61.2-1.8*3-4.6用简便方法计算
脱式计算 61.2-1.8×3-4.6 = = (先算乘法)
7.21除以1.8=4.( )
在下面各数中间的空白处填上+ - × ÷或小括号,使等式成立1` 1.8 1.8 1.8 1.8 1.8 1.8=02` 1.8 1.8 1.8 1.8 1.8 1.8=13`1.8 1.8 1.8 1.8 1.8 1.8=24`1.8 1.8 1.8 1.8 1.8 1.8=3
1.8:7分之3
61.2除以24=61.2除以多少除以多少
61.2%—72.4%英语怎么说?
x的2倍减去3除以1.8的商所得的差与0.72同样大,求xxiaolix的1.2倍比1.8除以1.2的商多4.求x
(1.8+x)/3=0.
3【x-1.8】=15.3
3(x-1.8)=9.6
1.8/3=0.6,可以说1.8是3的倍数,3是1.8的因数.为什么
61.2*4.1-22.9怎么简便计算
一个数去掉小数点多61.2
1.8 * 3 - 3X = 3
3-(3/10)-(9/10) = 1.8