(20+9.744÷2.4)×0.5-1.93简便没简便的以此计算6.25÷0.25×4 2.8÷1.25 7.6×3.3+7.6×6.7+0.76-1
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(20+9.744÷2.4)×0.5-1.93简便没简便的以此计算6.25÷0.25×42.8÷1.257.6×3.3+7.6×6.7+0.76-1(20+9.744÷2.4)×0.5-1.93简便没
(20+9.744÷2.4)×0.5-1.93简便没简便的以此计算6.25÷0.25×4 2.8÷1.25 7.6×3.3+7.6×6.7+0.76-1
(20+9.744÷2.4)×0.5-1.93简便没简便的以此计算
6.25÷0.25×4 2.8÷1.25 7.6×3.3+7.6×6.7+0.76-1
(20+9.744÷2.4)×0.5-1.93简便没简便的以此计算6.25÷0.25×4 2.8÷1.25 7.6×3.3+7.6×6.7+0.76-1
(20+9.744÷2.4)×0.5-1.93=10.1
6.25÷0.25×4
=6.25*4*4
=100
2.8÷1.25
=14/5*4/5
=56/25
=56*4/25*4
=2.24
7.6×3.3+7.6×6.7+0.76-1
=7.6*(3.3+6.7)+0.76-1
=76+0.76-1
=75.76
(20+9.744÷2.4)×0.5-1.93简便没简便的以此计算6.25÷0.25×4 2.8÷1.25 7.6×3.3+7.6×6.7+0.76-1
【(20+9.744÷2.4)*0.15-1.63】÷0.25
(20+9.744÷2.4)×0.4必须简便计算,
递等式能巧算的要巧算 120*4*0.25*0.7 5.1*75-49*7.5-1 (20+9.744/2.4)*0.5-1.93
(20+9.744÷2.4)÷0.7-1.93怎样算能得出14.912
2.4(x+1.9)÷0.5=48
[2-0.5+12分之五×2.4)]÷
30又8/25-[(20-9.744/2又2/5)*1/2-1又63/100]
[300-20÷(0.5-1/3)×1又2/3】÷(1又3/10÷0.13)=?
6.3×1/2÷(1.8+2.7×1/2) 0.56×(5/12-19/60+2.375)÷0.5(4/9×2.4+1.6×4/19)×4/5
7.8×3.2+32×22 2.4.75÷(0.5×7.3+0.5×27) 3.9.4×【0.96÷(5.4÷0.9)】
[(0.5+5分之1-0.25)×20]÷(1+6分之5)
-2.4÷(-1/12)× (-4) 等于?
简便计算 2.4-4.63+7.6-5.47 6/17÷5+1/5×11/17 20×(4/5简便计算 2.4-4.63+7.6-5.47 6/17÷5+1/5×11/17 20×(4/5+7/10-3/4)
(298÷3+1/3÷0.5—20÷0.25)×1/4急.快
5×13÷0.5+20-3=(?)
解方程 2.4÷3/4x+(2x-2.4)÷x=2+1/5
脱式计算,能简便的用简便方法计算(要过程)(1)7488÷36*16(2)5/11+5/8+6/11+3/8(3)(5.4-2.4÷3)*0.5 (4)1÷(3/8+1/12)÷9/22(5)4/9*【0.75-(7/16-0.25)】(6)1985/2012*2013