Math

Find the shortcut.

Solve these problems. Then find and explain a shortcut method for finding the answer.

52(Squared) - 42 (squared) =

82 (Squared) - 72 (Squared) =

122 (Squared) - 112 (Squared) =

312 (Squared) - 302 (Squared) =

892 (Squared) - 882 )(Squared =

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  1. I know now Add them together without squaring.

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