medium 3×3 Set 18 Form Exercise

Math Bingo! Solve: 40 - 9 = ? Mark the answer on the bingo card. Card rows: RED: [21, 26, 5, 31]; BLUE: [11, 32, 33, 19]; GREEN: [36, 10, 34, 23]; YELLOW: [9, 4, 1, 18]

Show answer

Answer: 31

SubType
math-bingo
Difficulty
medium
Expression
40 - 9
Target
31
Card
  • [21,26,5,31]
  • [11,32,33,19]
  • [36,10,34,23]
  • [9,4,1,18]