1,4,3,8,5,12,7,()
1,4,3,8,5,12,7,()
(14/5+4/1-7/5)*28 4-4*8/3-8/1 30*(15/4+5/3+10/7) (12/5+4/3-6
5/6+2/9+7/18 11/12-(3/8-1/12) 2/3-1/4-1/6 7/11-1/5+8/11-4/5
能简算的要简算(写出计算过程) 1/4+1/5+1/2、4/7+8/21+1/3、7/8+5/36-1/8、5/12+3
1.(-2 3/4)+(+12 5/7)+(-4.125)+(+0.75)+(+1/8);
4/7除7/8-2/3*(-6) ;(-3/4-5/9+7/12)除1/36
分数混合运算,4/5-3/10+1/36-(5/8-5/12)7/9-5/8-1/127/12-1/4-1/33/5-1
5/17*(-3/7)+5/17*(-4/7)-12/17 (-0.75)*(-3又1/8)-0.75*(-4又7/8)
-1-(-12分之5)-(-8分之7)-(-4分之3)等于多少
0.75+(-2又3/4)+(+0.125)+(-12又5/7)+(-4又1/8)
(11/12+7/18-5/24)除以(1/4-1/5) 3+7/8×5/7+3/8 简便计算,输
计算,能简算的简算. 12/7-8/3+3/2, 4/3+6/5-9/7, 5/3+(4/3-6/1), 2/1+5/1