问题
填空题
把25+15=40,2×40=80,1600÷80=20合并成综合算式是______.
答案
1600÷[2×(25+15)]
=1600÷[2×40]
=1600÷80
=20.
故答案为:1600÷[2×(25+15)].
把25+15=40,2×40=80,1600÷80=20合并成综合算式是______.
1600÷[2×(25+15)]
=1600÷[2×40]
=1600÷80
=20.
故答案为:1600÷[2×(25+15)].