问题
解答题
写出乘法算式．
（1）2.5+2.5+2.5+2.5=______×______
（2）0.3+0.3+0.3+0.3+0.3+0.6=______×______．
答案
（1）2.5+2.5+2.5+2.5=2.5×3
（2）0.3+0.3+0.3+0.3+0.3+0.6=0.3+0.3+0.3+0.3+0.3+0.3+0.3=0.3×7
故答案为：2.5×4；0.3×7．
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