问题描述:
递等式 乘号× 除号÷ 加号+ 减号- 复制下来填写
1 9.88÷4×3.12-7.5
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=
2 13.6×3.12+50.8
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=
3 6.75×5.1-4.2
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4 (3.3+1.5)×4.6-7.89
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5 14.3+1.75×4
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6 8.65-7.5×4.78
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=
请一定要帮帮....
1 9.88÷4×3.12-7.5
=
=
2 13.6×3.12+50.8
=
=
3 6.75×5.1-4.2
=
=
4 (3.3+1.5)×4.6-7.89
=
=
5 14.3+1.75×4
=
=
6 8.65-7.5×4.78
=
=
请一定要帮帮....
问题解答:
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