12×0.25+2×2.5+0.8×25的简便方法是
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12×0.25+2×2.5+0.8×25的简便方法是12×0.25+2×2.5+0.8×25的简便方法是12×0.25+2×2.5+0.8×25的简便方法是12×0.25+2×2.5+0.8×25=3
12×0.25+2×2.5+0.8×25的简便方法是
12×0.25+2×2.5+0.8×25的简便方法是
12×0.25+2×2.5+0.8×25的简便方法是
12×0.25+2×2.5+0.8×25
=3+5+2
=10
12×0.25+2×2.5+0.8×25的简便方法是
(-0.25)*(-2)*(-5/12)*(+0.8)
3.6 2.5+0.42 25+2×0.25简便计算十万火急!
(-0.25)x(-2)x(-5/12)x(+0.8)
2.5*0.3+0.8*0.25可以简算吗?
125*1.25*0.125*8*.08*0.008*4*0.4*0.004*25*0.25*2.5=?(用简便算法计算).08改成0.8
(25+2.5+0.25)*4.4怎么简算
25*4+2.5*40+400*0.25
0.25*(2/X)=2.5
化简比 8:12 0.25:0.75 125:25 1.6:0.4化简比8:12 0.25:0.75 125:251.6:0.4 0.07:0.4 1.44:0.8
0.25 1.25 25 2.5 2.05(0.25 1.25 25 2.5 2.05( )最大 ( )最小
简便方法计算.40.8-3.48-16.52 0.8×(12.5-1.25) 25简便方法计算.40.8-3.48-16.52 0.8×(12.5-1.25) 25.7+25.7×99 4.87×0.25×4 17.85÷2.5–7.85÷2.5
简便计算0.88*25+0.25*12!还有32.52-(6+9.728/3.2)*2.5,这个可不可以简便算?
解方程 0.3X-5=0.8-25 3(2X-6)=2.5X+100
简便运算 1.(2.5-2.5*0.6)/0.4 2.1.47/(2-1.02)+0.61*14 3.2000/12.5/25/0.8
2.5乘25分之12
用简便方法计算 1.25*4*2.5.0.8 9.06*9+9.06 25*1.6 8.98*101 < 5.> 1.25*.3.69+3.69*99 4.52*9.9+0.452 0.125*32*32*0.25 19.8*4-9.8*4 *1.25 0.25*1.5*40 3.6*5.8-36*0.08
3.4/12.5/0.8.25*1.8+0.25*820简便算法