Doubles: 4 + 4, 10 +10, 7 + 7, Doubles +/- 1: 8 + 7, 7 + 6, 5 + 4, Add 10: 4 + 10, 6 + 10, 10 + 3, Add 9: 9 + 3, 9 + 5, 9 + 7, Make 10: 6 + 4, 7 + 3, 8 + 2,

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