题文
计算下面各题,能简算的要简算:
1488+1068÷89 4.5×25%+1.3×
+2.2×0.25 250×
+250×
1999+9992.
计算下面各题,能简算的要简算:
1488+1068÷89 4.5×25%+1.3×
+2.2×0.25 250×
+250×
1999+9992.
试题篮
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