Sets of bingo cards with division sums and matching answers. 30 cards; so can be used for the whole class; but layout enables you to chose smaller groups if required. Aligned with Common Core State Standards: 3.OA.7, Operations and Algebraic Thinking; 4.OA.3, Operations and Algebraic Thinking.
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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.
Solve multistep word problems posed with whole numbers and having whole-number answers using the four operations, including problems in which remainders must be interpreted. Represent these problems using equations with a letter standing for the unknown quantity. Assess the reasonableness of answers using mental computation and estimation strategies including rounding.