1-(5/12)+(5/4)+(1/12)-(14/15)-(39/20)一定要简算
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1-(5/12)+(5/4)+(1/12)-(14/15)-(39/20)
一定要简算
=1-(5/12+1/12)+(5/4)-(14/15)-(39/20)
=(60/60)-(30/60)+(75/60)-(56/60)-(108/60)
=(60-30+75-56-108)/60
=-59/60
1 - (5 / 12) + (5 / 4) + (1 / 12) - (14 / 15) - (39 / 20) = -0.966666667
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-(29/30)
1/3+4*(5+5/12)
0.25+12/1+(-3/2)-4/1-12/5
100/(1+12%)+100/(1+12%)^2+100/(1+12%)^3+100/(1+12%)^4+100/(1+12%)^5+1000/(1+12%)^5=928求计算过程
1/4/(5-0.25-12/25)算式
(5/12+1/6-3/4)×(-24)
12×1/4 15×3/5
(-36)*(1/4-5/9+7/12)
30 5 1 4 12 6 )
1)5/4 x-12-x
(-12)×(-5)+(-4)÷2/1
(5*6*1/30)12*(-6)+4
5 ( ) ( ) ( ) ( ) 12 ( ) ( ) ( ) ( ) ( )6 ( ) ( ) ( ) ( ) ( )( ) 5 ( ) ( ) ( ) ( )( ) ( ) ( ) ( ) ( ) ( )1 ( ) ( ) ( ) ( ) ( )
7/12-(1/4-5/12)简算
7/12×6+5/12×6-1/4×2.1
12+1又4/3-8又12/5-6.
简算;11/12×4/5×5/6+1/4
1+2/3*5+3/5*8+4/8*12+5/12*17+1/17
1+2/3*5+3/5*8+4/8*12+5/12*17+1/17