题目内容
34+25= | 4×5= | 71-8= | 2×3= |
53-30= | 7×5= | 55+9= | 3×6= |
34+25=59, | 4×5=20, | 71-8=63, | 2×3=6, |
53-30=23, | 7×5=35, | 55+9=64, | 3×6=18. |
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题目内容
34+25= | 4×5= | 71-8= | 2×3= |
53-30= | 7×5= | 55+9= | 3×6= |
34+25=59, | 4×5=20, | 71-8=63, | 2×3=6, |
53-30=23, | 7×5=35, | 55+9=64, | 3×6=18. |