问题
解答题
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答案
=3 18
=3÷3 18÷3
；1 6
=99 54
=99÷9 54÷9
=111 6
；5 6
=40 75
=40÷5 75÷5
；8 15
=36 48
=36÷12 48÷12
；3 4
=20 65
=20÷5 65÷5
；4 13
=84 30
=84÷6 30÷6
=214 5
；4 5
=126 28
=126÷14 28÷14
=29 2
；1 4
=20 12
=20÷4 12÷4
=15 3
．2 3