0.25*8.5*4 2.4*1.02 1.28*8.6+0.72*8.6 12.5*0.96*0.8 用简便方法计算.急用
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0.25*8.5*42.4*1.021.28*8.6+0.72*8.612.5*0.96*0.8用简便方法计算.急用0.25*8.5*42.4*1.021.28*8.6+0.72*8.612.5*0.
0.25*8.5*4 2.4*1.02 1.28*8.6+0.72*8.6 12.5*0.96*0.8 用简便方法计算.急用
0.25*8.5*4 2.4*1.02 1.28*8.6+0.72*8.6 12.5*0.96*0.8 用简便方法计算.急用
0.25*8.5*4 2.4*1.02 1.28*8.6+0.72*8.6 12.5*0.96*0.8 用简便方法计算.急用
0.25*8.5*4
=0.25*4*8.5
=1*8.5
=8.5
2.4*1.02
=2.4*1+2.4*0.02
=2.4+0.024
=2.424
1.28*8.6+0.72*8.6
=（1.28+0.72）*8.6
=2*8.6
=17.2
12.5*0.96*0.8
=12.5*0.8*0.96
=10*0.96
=9.6
0.25*8.5*4 2.4*1.02 1.28*8.6+0.72*8.6 12.5*0.96*0.8 用简便方法计算.急用
简便计算：0.25×8.5×4
2.4*0.25 2.4/4 怎么简便运算
0.25×8.5×4【简便方法计算】
8.5÷4+1.5×0.25简便计算
比大小（填 》,=或 《）8.5/1（ ）1*8.5 9.3/1.02（ ）1.02*9.30.72/8（ ）8*0.72 0.36/0.4（ ）0.4*0.3694/0.25（ ）94/2.5
2.4×1.02 怎么简算
2.4×1.02怎么简便算?
7.6÷4.2＋2.4×0.25简便计算是7.6÷4＋2.4×0.25
(-270)*0.25+0.25*21.5+(-8.5)*(-0.25)
(-270)*0.25+0.25*21.5+(-8.5)*(-0.25)=?
1/4×2.4-2/5×0.25-1/4
简算（算理）3824+2998,6532-2999,4.28/2.5/4,125/（20/80),3.2*1.02,8.64-(1.64+3.5),2.4*3+2.4+2.4*6
2.4×1.02,用简便方法计算
2.4乘于1.02 怎样用简便运算
2.4×1.02,用简便方法计算,
8分之x-2.4等于4分之x+0.25
7.6÷4＋2.4×0.25简便计算