4/15+3/14÷1/6+5/7
3个回答
4/15+3/14÷1/6+5/7
=4/15+9/7+5/7
=4/15+2
=2又4/15
[7/12-(3/4÷9)]×5/6
=(7/12-1/12)×5/6
=1/2×5/6
=5/12
相关问题
①[4/7÷5②38÷14]③[1/3÷15]④[2/3÷1
5.7-1.9×0.2÷7.6简便运算 0.4×(3.2-0.8)÷0.15 6.6÷【14.5-
/14÷(1/3*6/7-1/14) 1/7+7/8*5/7-3/8 【1/2+(3/4-3/5)】÷7/10 简便计算
1 8 ×14÷ 7 8 ( 4 5 + 3 10 )÷ 3 10 5 6 ÷( 1 2 + 5 6 ) 3 4 ÷ 1
直接写得数:[8/9]÷4= 1÷[2/3]= [3/5]÷3= 14÷[7/15]= [2/5]÷0.4= [5/7]
(5/6+4/7-2/3-5/14)÷(-1/42)?
:15-4/5÷3/2-7/15 3/4×14/15-3/4÷15/2 13/15÷5/3+2/15×3/5 11/12
5/7-4/15+1/15+2/7= 26*3/4-14*3/4= 24*(5/12-1/4+5/6)= 6.5*2/7
x÷14/15=1/71/2x÷3/10=4/5(4/5+1/6)x=2/3
6÷1/4=18×5/6=3/4×3/5=4/9÷8/9=7/6×3/14=