7 加法 3 等于多少？

7 + 3 = 10

7加法3 等于 10

竖式演算

17+310

验算

  • 用减法验算：10 − 3 = 7
  • 用减法验算：10 − 7 = 3

相关题目

7 + 2 = 9 7 + 4 = 11 7 + 1 = 8 7 + 5 = 12 7 + 6 = 13 7 + 7 = 14 7 + 8 = 15 7 + 9 = 16 6 + 3 = 9 8 + 3 = 11 5 + 3 = 8 9 + 3 = 12 4 + 3 = 7 10 + 3 = 13 11 + 3 = 14 3 + 3 = 6 1 + 9 = 10 2 + 8 = 10 3 + 7 = 10 4 + 6 = 10 5 + 5 = 10 6 + 4 = 10 40 + 85 = 125 82 + 56 = 138 74 + 53 = 127 82 + 65 = 147 80 + 23 = 103 9 + 83 = 92 94 - 84 = 10 82 - 72 = 10