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4.OA.1 and 4.OA.2
Shannon 4.OA.1, 4.OA.2, and 4.NBT.5 Vocabulary
Term | Definition |
---|---|
Equation | A mathematical sentence with an equal sign. |
Multiplicative comparison | Compare by asking or telling how many times more one amount is than another. e.g., 3 times as many as |
Additive comparison | Problems that ask how much more (or less) one amount is than another. |
Area model | A model of multiplication that shows each place value product. |
Commutative Property of Multiplication | Changing the order of the factors does not change the product. |
Distributive Property of Multiplication over Addition | When one of the factors of a product is a sum, multiplying each addend before adding does not change the product. |
Partial product | A method of multiplying in which the value of each digit in a factor is multiplied separately, and then the partial products are added together. |
Rectangular array | An arrangement of objects in equal rows in the shape of a rectangle. |
Interpret | To explain something. |
Strategy | how to plan to go about, to solve a certain problem. |
Unknown | The variable that need to be solved in an equation. |
Identity Property of Multiplication | Any time you multiply a number by 1, the result, or product, is that original number. |