5400除以{27除以7}
问题描述:
5400除以{27除以7}
答
5400÷﹙27÷7)
=5400÷27×7
=1400
答
=5400除以27乘以7=1400
答
5400÷{27÷7}
=5400÷27×7
=200×7
=1400
答
28
答
=5400/27×7=200×7=1400