A-A+
计算.能简算的要简算 并写出简算过程.(1)(0.12+0.22+0.32+0.42)2÷(0.13+0.23+0.33+0.43)(2)3.97÷7+17×4.03-
问题详情
计算.能简算的要简算,并写出简算过程. (1)(0.12+0.22+0.32+0.42)2÷(0.13+0.23+0.33+0.43) (2)3.97÷7+ (3)0.0021×[1 (4)0.125×0.25×0.5×64 (5)4936×(0.75×42.7-0.573×25+57.3)÷3. |
计算.能简算的要简算,并写出简算过程. (1)(0.12+0.22+0.32+0.42)2÷(0.13+0.23+0.33+0.43) (2)3.97÷7+ (3)0.0021×[1 (4)0.125×0.25×0.5×64 (5)4936×(0.75×42.7-0.573×25+57.3)÷3. |