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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