Question

分数混合运算，脱式计算，能简算的要简算！要有过程！一个小时内打出来加分！

1. 5/6+2/9*3/4+2/3
2. 4/5*15/16+11/12*5/11
3. 7/12-3/24*5*12/15
4. 6/7+3/4*6/5*2/7
5 （1/2-1/6）*5+1/4*4/5
6. 11/28*8/33+13/14*25/26
7. 4/7*5/8-2/21*3/4
8. 1/2*1/3+1/15*（3/4-1/8）

Answer 1

1. 5/6+2/9*3/4+2/3
=5/6+1/6+2/3
=1+2/3
=1又2/3
2. 4/5*15/16+11/12*5/11
=3/4+5/12
=9/12+5/12
=7/6
3. 7/12-3/24*5*12/15
=7/12-1/2
=1/12
4. 6/7+3/4*6/5*2/7
=6/7+9/35
=39/35
5 （1/2-1/6）*5+1/4*4/5
=1/3*5+1/5
=28/15
6. 11/28*8/33+13/14*25/26
2/21+25/28
7. 4/7*5/8-2/21*3/4
=5/14-1/14
=2/7
8. 1/2*1/3+1/15*（3/4-1/8）
=1/6+1/24
=1/8

Answer 2

5/6+2/9*3/4+2/3
=5/6+1/6+2/3
=1+2/3
=1又2/3
2. 4/5*15/16+11/12*5/11
=3/4+5/12
=9/12+5/12
=7/6
3. 7/12-3/24*5*12/15
=7/12-1/2
=1/12
4. 6/7+3/4*6/5*2/7
=6/7+9/35
=39/35
5 （1/2-1/6）*5+1/4*4/5
=1/3*5+1/5
=28/15
6. 11/28*8/33+13/14*25/26
2/21+25/28
7. 4/7*5/8-2/21*3/4
=5/14-1/14
=2/7
8. 1/2*1/3+1/15*（3/4-1/8）
=1/6+1/24
=1/8

Answer 3

1. 5/6+2/9*3/4+2/3
=5/6+1/6+2/3
=1+2/3
=1又2/3
2. 4/5*15/16+11/12*5/11
=3/4+5/12
=9/12+5/12
=7/6
3. 7/12-3/24*5*12/15
=7/12-1/2
=1/12
4. 6/7+3/4*6/5*2/7
=6/7+9/35
=39/35
5 （1/2-1/6）*5+1/4*4/5
=1/3*5+1/5
=28/15
6. 11/28*8/33+13/14*25/26
2/21+25/28
7. 4/7*5/8-2/21*3/4
=5/14-1/14
=2/7

Answer 4

你妈妈啊