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- 2026-04-272×1.4+6.8×1.4=×1.4.这种算法运用了( ).计算结果是( ).
- 2026-04-27计算下面各题.能简算的要简算. (1)50.4÷18+35.4 (2)15.47-2.8-3.2+2.53
- 2026-04-27计算下面各题.能简算的要简算. (1)18.3-9.928+21.7-3.072 (2)2.8×99 +2.5×3-19]÷9.5
- 2026-04-27我是计算小能手. (1)1.25×8.8 (2)8.4×4.3+8.4×4.7+8.4 (3)3.2×1.85×0.6 (4)3.2×0.25×1.25
- 2026-04-27计算下面各题.能简算的要简算. (1)50.28- (2)21.4-7.53+8.68 (3)96.53-34.69-5.31 (5)15.3+2.8-5.3-1.8 (6)4.35+8.6+15.6
- 2026-04-27+4.25=□ +
- 2026-04-27简便方法计算 (1)1.29+3.7+0.71+6.3= (2)528×78+472×78= (3)125×89×8= (4)43×99=
- 2026-04-27脱式计算. (1)43.56+12.5+56.44+7.5= = (3)32×125×25= =