20 - ____ = 15 20 - ____ = 5 19 - ____ = 13 16 - ____ = 10 20 - ____ = 13 17 -____ = 7 12 -____ = 3 20 - ____ = 12 20 - ____ = 4 20 - 9 = ____

Subtraction Missing Pieces in Equations 20 Lesson 2

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