Find the sum, 1, 9, 6, Find the difference , 4, 3, 1, Find the sum, 1, 2, 5, Find the difference , 2, 3, 1, Find the sum, 1, 3, 2, Find the difference , 5, 2, 1, Find the sum, 6, 3, 1, Find the difference , 4, 2, 5, Find the sum, 2, 3, 5, Find the difference , 5, 3, 1.

Basic Addition and Subtraction

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