1-括号3/4+3/25括回等于多少
1-括号3/4+3/25括回等于多少
1-(3/4+3/25)
=1-(75/100+12/100)
=1-87/100
=13/100
25/26×括号1/4+3/8÷6等于多少
脱式计算
25/26×(1/4+3/8)÷6
=25/26×5/8÷6
=125/204÷6
=125/1224
1-括号1/4+3/4等于多少要写过程
1-括号1/4+3/4等于多少
1-(1/4+3/4)
=1-4/4
=1-1=0
2.4×括号25%+3/8-1/6括号等于多少
2.4×(25%+3/8-1/6)
=2.4×(1/4+3/8-1/6)
=2.4×1/4+2.4×3/8-2.4×1/6
=0.6+0.9-0.4
=1.5-0.4
=1.1
12÷括号3/4-1/6括号等于多少
12÷(3/4-1/6)
=12÷7/12
=144/7
1-括号3/14+10/21括起来等于多少
1-(3/14+10/21)
=1-(9/42+20/42)
=1-29/42
=13/42
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3/4-括号3/8+1/4括转来等于多少
3/4-括号3/8+1/4
=3/4-1/4-3/8
=2/4-3/8
=4/8-3/8
=1/8
二分之1-括号3/4-28分之13括回等于多少
1/2-(3/4-13/28)
=1/2-(21-13)/28
=1/2-8/28
=(14-8)/28
=6/28
=3/14
13/32-括号3/4-3/8括回等于多少
13/32-(6/8-3/8)
=13/32-3/8
=13/32-12/32
=1/32
括号3/5-1/4括住除以3/5等于多少
列式计算为
(3/5-1/4)÷3/5
=0.35÷0.6
=7/12
所以原式的计算结果为7/12.