50个脱式计算 7/8加1/3加3/4等于多少,脱式计算

7/8加1/3加3/4等于多少,脱式计算  

7/8加1/3加3/4等于多少,脱式计算

7/8加1/3加3/4等于47/24
7/8+1/3+3/4
=21/24+8/24+18/24
=24/24+5/24+18/24
=1+23/24

7/8+2/3×1/10+1/8等于多少脱式计算

7/8+2/3×1/10+1/8
=（7/8+1/8）+1/15
=1+1/15
=1又15分之1

4/9×3/8×7/12等于多少的脱式计算

4/9×3/8×7/12
=84/864
=42/432
=21/216
=7/72

7/6减3/8加1/4等于

28/24-9/24+6/24.=25/24

脱式计算 1、5/6减去1/4加1/3 简便计算 1、7/9加3/5减(7/9加3/5) 学霸们，

5/6减去1/4加1/3
=5/6-1/4+1/3
=10/12-3/12+4/12
=9/12
=3/4
7/9加3/5减(7/9加3/5)
=7/9-7/9+(3/5-3/5)
=0+0
=0

7/8+3/7一1/8一3/4等于多少

7/8+3/7一1/8一3/4
=7/8-1/8-3/4+3/7
=6/8-3/4+3/7
=3/4-3/4+3/7
=3/7

1/7 7/8×7/5 3/8等于多少

简便计算
1/7+7/8×5/7+3/8
=1/7+5/8+3/8
=1/7+（5/8+3/8）
=1/7+1
=1又1/7

脱式计算37.5%x5/7十1/7x3/8十3/8÷7等于多少

37.5%×5/7+1/7×3/8+3/8÷7
=3/8×5/7+1/7×3/8+3/8×1/7
=3/8×（5/7+1/7+1/7）
=3/8×1
=3/8

7/10减3/7，加1/2等于多少

7/10-3/7+1/2
=49/70-30/70+35/70
=19/70+35/70
=54/70
=27/35

3/8加2/3加7/12脱式计算

3/8＋2/3+7/12
=9/24+16/24+14/24
=39/24
=13/12