17.68/5.2+2.7*1.5
1个回答
17.68/5.2+2.7*1.5
=(3.4*5.2)/5.2+(2.7*1.5*2/2)
=3.4+(2.7*3/2)
=3.4+4.05
=7.45
相关问题
17.68÷5.2+3.7×1.5 求简便算法
18.32-5.47-4.3213.4-(3.4+5.2)17.29-5.28-6.293.68+7.56-2.68.
5/2 7/5 1 14/17 ( )
1-( )=5/7 2-( )-1/17=5/17(括号写分数)
解方程:5.5x-2.7x=1.68
17.68除以5.2加上2.7乘以5.2有简便方法吗,谁帮解一下
9/17×1/7+5/17÷7= 2/5÷(3/4+2/5 )= 简便计算
(-3又5/7)+(15.5)+(-17又2/7)+(-5又1/2)
5+2-5+1+68
解方程:5/4-2x=4/1 简便运算:68-7.5+32-2.5