hard 4×4 Set 64 Form Exercise

Math Bingo! Solve: 21 - 8 = ? Mark the answer on the bingo card. Card rows: RED: [71, 29, 13, 7, 53]; BLUE: [15, 31, 28, 27, 47]; GREEN: [67, 62, 72, 52, 21]; YELLOW: [20, 22, 30, 56, 1]; ORANGE: [19, 8, 5, 16, 57]

Show answer

Answer: 13

SubType
math-bingo
Difficulty
hard
Expression
21 - 8
Target
13
Card
  • [71,29,13,7,53]
  • [15,31,28,27,47]
  • [67,62,72,52,21]
  • [20,22,30,56,1]
  • [19,8,5,16,57]