相关试题
+4.8﹣
÷
+
×
）×24]（
+
（
+
）÷
+
．
+5.13+
+0.87（20.2×0.4+7.88）÷4.2
÷[（
）×
]7.6×
+7.6×0.4（0.75+
）÷
×
．
．脱式计算，能简算的要简算．
①85×54÷18+745②3.4÷[（1.25+0.45）×2]③1080+270÷18﹣864
④7.54+
+2.46+
⑤（2.4﹣
）÷0.625+
⑥98.9×99+98.9．
脱式计算，能简算的要简算．
①85×54÷18+745②3.4÷[（1.25+0.45）×2]③1080+270÷18﹣864
④7.54++2.46+⑤（2.4﹣）÷0.625+⑥98.9×99+98.9．
﹣1.25+4.4﹣
4.5×6.6+3.4×4.5．
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