相关试题
×3﹣0.4×3
×
+
×
．能简算则简算．
2.5×6.6×0.4（9.87+9.87+9.87+9.87）×2516.7×0.4+15.5
1.96×0.57+1.96×0.436.75+23.4÷7.20.65×201．
脱式计算（能简算的要简算）
2.4×1.5+3.6×1.50.125×2.5×87.38﹣5.14+3.62﹣2.86
17.2﹣7.2×0.68.9×9.941.9﹣2.08﹣7.92．
用简便方法计算．
①7.28﹣（0.8+3.28）②73.8﹣1.64﹣13.8③13.25+5.82+6.75+4.18
④12.7﹣4.8﹣5.2⑤3.1+25.78+6.9⑥9.7+10.3﹣6.7．
+
+
+
+
）÷（
﹣0.75）×0.5
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