(2.67+2.67×3)×2.5简便计算
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12.56*96除以4分之3*2.5(简便计算)12.56*96除以4分之3*2.5(简便计算)12.56*96除以4分之3*2.5(简便计算)=12.56*96×3分之4*2.5=12.56*(96
52.65-(17.65+21)简便计算,简便简便简便!52.65-(17.65+21)简便计算,简便简便简便!52.65-(17.65+21)简便计算,简便简便简便!52.65-(17.65+21)
2.5*4.8简便方法计算3种2.5*4.8简便方法计算3种2.5*4.8简便方法计算3种2.5*4.8 =(2.5*4)*(4.8/4)=10*1.2=122.5*4.8 =2.5*(4*1.2
2.5×5.6+3×3.12简便计算2.5×5.6+3×3.12简便计算2.5×5.6+3×3.12简便计算
8/38*5.7+2.5/3简便计算8/38*5.7+2.5/3简便计算8/38*5.7+2.5/3简便计算8/38*5.7+2.5/3=5.7/38*8+2.5/3=1.5*8+2.5/3=12+5
(2.5-0.25)*0.4如何简便计算?(2.5-0.25)*0.4如何简便计算?(2.5-0.25)*0.4如何简便计算?直接展开吧.原式=2.5*0.4-0.25*0.4=1-0.1=0.9
简便计算:(2.5+0.25+0.025)*4简便计算:(2.5+0.25+0.025)*4简便计算:(2.5+0.25+0.025)*4用乘法分配律.(2.5+0.25+0.025)*4=2.5*4
(5.9+0.35)/2.5简便计算(5.9+0.35)/2.5简便计算(5.9+0.35)/2.5简便计算5.9+0.35)/2.5=6.25/2.5=5/2.5+1.25/2.5=2+0.5=2.
0.625*(8.3-2.5*0.12)简便计算0.625*(8.3-2.5*0.12)简便计算0.625*(8.3-2.5*0.12)简便计算0.625*(8.3-2.5*0.12)=0.625*(
2.5×(3.8×0.04)简便计算2.5×(3.8×0.04)简便计算2.5×(3.8×0.04)简便计算2.5×0.04×3.8
1.35×2.5+26.5×0.25(简便计算)1.35×2.5+26.5×0.25(简便计算)1.35×2.5+26.5×0.25(简便计算)1.35×2.5+26.5×0.25=1.35×2.5+
6.4×2.5简便计算?6.4×2.5简便计算?6.4×2.5简便计算?=1.6×4×2.5=1.6×(4×2.5)=1.6×10=163.2*5=16
7.4/2.5简便计算7.4/2.5简便计算7.4/2.5简便计算7.4/2.5=7.4×4/﹙2.5×4﹚=29.6/10=2.96
2.5×4.8简便计算2.5×4.8简便计算2.5×4.8简便计算=2.5×4×1.2=1×1.2=1.22.5*4+2.5*0.82.5×4+2.5×82.5*(4+0.8)=2.5*4+2.5*0
2.5×8.8简便计算2.5×8.8简便计算2.5×8.8简便计算2.5×(8+0.8)=2.5×8+2.5×0.8=20+2=22=2.5X4X2.2=l0X2.2=22
2.12-(1.12+3×0.33)简便计算2.12-(1.12+3×0.33)简便计算 2.12-(1.12+3×0.33)简便计算
(3)题简便计算(3)题简便计算 (3)题简便计算
简便计算,3题.简便计算,3题. 简便计算,3题.5/3×7/5×9/7×.×201/199=67
(数学)简便计算(数学)简便计算(数学)简便计算4分之7x4.6-1又4分之3x3.6=4分之7x4.6-4分之7x3.6(提取公因数)=4分之7x(4.6-3.6)=4分之7x1=4分之7不好意思,
(简便计算)(简便计算) (简便计算)原式=(4/7+8/9)×8/100 =4/7×8/100+8/9×8/100 =32/700+64/900 =(288+448)/6300 =