题目内容
算一算.
81-27=
61-45+37=
48+35=
38+19=
答案:54 53 83 57

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算一算.
81÷9= | 8×9-27= | 45÷5+21= | 3×3×6= | 4×9÷6= |
36÷4÷3= | 2×4×5= | 63÷9×4= | 3×8-11= | 40-4×9= |
30÷6×9= | 72÷8÷3= | 8×9-9= | 6×9-6= | 9×9-30= |
题目内容
算一算.
81-27=
61-45+37=
48+35=
38+19=
81÷9= | 8×9-27= | 45÷5+21= | 3×3×6= | 4×9÷6= |
36÷4÷3= | 2×4×5= | 63÷9×4= | 3×8-11= | 40-4×9= |
30÷6×9= | 72÷8÷3= | 8×9-9= | 6×9-6= | 9×9-30= |