16 加法 5 等于多少？

16 + 5 = 21

16加法5 等于 21

竖式演算

116+521

验算

  • 用减法验算：21 − 5 = 16
  • 用减法验算：21 − 16 = 5

相关题目

16 + 4 = 20 16 + 6 = 22 16 + 3 = 19 16 + 7 = 23 16 + 2 = 18 16 + 8 = 24 16 + 1 = 17 16 + 9 = 25 15 + 5 = 20 17 + 5 = 22 14 + 5 = 19 18 + 5 = 23 13 + 5 = 18 19 + 5 = 24 20 + 5 = 25 12 + 5 = 17 1 + 20 = 21 2 + 19 = 21 3 + 18 = 21 4 + 17 = 21 5 + 16 = 21 6 + 15 = 21 23 + 58 = 81 70 + 36 = 106 13 + 7 = 20 15 + 25 = 40 33 + 76 = 109 66 + 6 = 72 33 - 12 = 21 59 - 38 = 21