4 + 3 =, 5, 7, 8, 12, 1 + 0 =, 1, 4, 6, 10, 1 + 1 =, 1, 2, 3, 7, 1 + 14 =, 12, 15, 18, 20, 5 + 2 =, 4, 7, 10, 11, 11 + 2 =, 8, 12, 13, 15, 1 + 16 =, 14, 16, 17, 18, 4 + 7 =, 7, 10, 11, 13, 13 + 3 =, 12, 16, 17, 19, 7 + 7 =, 8, 14, 16, 18.

Multi-Tasking Activity 4

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