Pick Addition, Subtraction, Multiplication, or Division and the timer speed. Problems will appear above the bingo board. Find the answer on the bingo board before the timer runs out. If your answer is incorrect, the correct answer will be removed from the bingo board. To win get a complete horizontal, vertical, or diagonal row.

Add and subtract within 20: Fluently add and subtract within 20 using mental strategies. By end of Grade 2, know from memory all sums of two one-digit numbers.

Multiply and divide within 100.: Fluently multiply and divide within 100, using strategies such as the relationship between multiplication and division (e.g., knowing that 8 × 5 = 40, one knows 40 ÷ 5 = 8) or properties of operations. By the end of Grade 3, know from memory all products of two one-digit numbers.