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14 Cards in this Set

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• Back
 Difference The answer to a subtraction problem. "Equal Groups Take Apart" A division problem. "Equal Groups Put Together" A multiplication problem. If John has 10 marbles and Jenny has 18, how many more marbles than John does Jenny have? more than - uses subtraction to solve the problem If Mary has 15 puzzle pieces and Max has 40, how much less does Mary have than Max? less than - uses subtraction to solve the problem. about In a problem, tells us to round numbers to solve. between The difference between one number and another. Use subtraction to solve. Estimate To solve a problem by rounding numbers to a certain place value. Array Shows a multiplication fact or area, with equal columns and equal rows. Function The operation or steps used to create a data table with related data - what makes the "out" in a function machine. Number Sentence An equation including an equals sign such as 3 x 5 = 15 Perimeter The distance around something. P = s+s+s+s.... horizontal across vertical up and down