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- 2026-04-27215×0.48与21.5×4.8的计算结果相同. [ ]
- 2026-04-27用简便方法计算. (1)88×0.25×4 (2)2.8×7.2+2.8×2.8 (3)10.1×55 (4)25.74-0.51-4.49
- 2026-04-27简便计算:1.1×1.1×1.1-1.1×1.1-0.11
- 2026-04-27简便算法. (1)2.37+5.91+0.63 (2)18-1.52-0.48 ×0.25 (4)4.7×10.1
- 2026-04-27计算2.3×0.99.下面计算方法正确的是 [ ]A．2.3×B．2.3×C．2.3×
- 2026-04-276×6+5.6×3+5.6的正确算法是 [ ]A．5.6×(6+3)B．5.6×C．5.6×6+3+1
- 2026-04-27计算下面各题.能简算的要简算. (1)12.5×8.8 (2)35×4.6+4.6 (3)9.6÷0.4÷3 (4)0.25×0.7×40 (5)4.32×0.52+5.68×0.52-3.5
- 2026-04-27用简便方法计算下面各题. (1)1.25×7.9×0.8 (2)6.2×9.9 (3)6.8×19+6.8 (4)7.2×5.8+7.2×4.2