- 15.05减去5.05除以0.5的商,差是多少?列式是15.05-5.05÷0.5.______.
- 下面每题,怎样算简便就怎样算36.8-6.8÷0.50.125×32×0.251.25×8.873÷4+2.7×0.253.75÷[0.3×(1.34-0.84)].
- 直接写出得数.1.4+0.7=6+3.4=5-0.3=4.37+7=10-0.09=9.9-9=8.8+2.2=0.46-0.34=0.8+0.2-0.8+0.2=
- 用简便方法计算下面各题.(1)8.35×101-8.35(2)(3.4×0.8+9.2×3.4)÷34÷0.05.
- 计算.6.33×101-6.3335.6-5×1.731.6×55.4-55.4×0.617.68÷5.2+2.7×1.5.
- 计算下面各题,注意使用简便算法.①0.36+9.6÷3.2②3.2×5.7+6.8×5.7③25×6.8×0.04④3.75÷〔0.3×(1.34-0.84)〕
- 2.3+3.91÷(22-19.7)13.7×0.25×8(1-0.2)×[13-(3.12+5.28)]2.65×1.7+1.35×1.7.
- 怎样算简便就怎样算.(1)4.32+5.43+6.68(2)15.17-6.8-3.2(3)34.82-(4.82+15.2)(4)15.27+4.72-5.28(5)4.02-3.5+0....
- 3减去0.25与4的积,差是______;3.8乘1.2的积,扩大100倍是______.
- 递等式计算(能简算的要简便计算).3.6÷(3.6+1.2),26.18÷(5.2-3.5)+0.06(31.6-11.7)÷2.5÷0.4[11÷(1-0.8)]÷0.120.12...
- 下面各题,能简算的要用简便方法计算.3.9+0.56+6.1+0.4450÷2.5+1.8×4.56.87×[40÷(3.49-3.09)]0.8×(12.5+0.125)
- 用竖式计算.2.58+3.476.2-4.957.5×0.248.84÷1.7.
- 下面各题怎样算简便就怎样算.3.28×4.6+6.72×4.60.25×1.25×0.49.73×2.8-4.73×2.8.12.5×4+3.12÷1.225.2-(7.8-2.6)×1.314.08...
- 计算下面各题,能用简便算法的用简便算法0.25×1.2+2.8×0.250.65×10167.8-7.8×4.93.2×1.25×2.50.8×(2.5×0.125)16.8÷40÷0.25.
- 脱式计算(能简算的要简算)2.5×7.1×416.12×99+16.125.2×0.9+0.9×4.8[113-(34.15+38.25)]÷23.6÷(1.2+0.6)×0.54.82÷0.25+1...