1) (2 answers) a) Doubles b) Double + 1 c) 16 d) 17 2) (2 answers) a) Doubles b) Double + 1 c) 18 d) 20 3) (2 answers) a) Doubles b) Double + 1 c) 12 d) 13 4) (2 answers) a) Doubles b) Double + 1 c) 6 d) 12 5) Solve. Add. a) 3 b) 6 c) 9 6) Solve. Add. a) 6 b) 13 c) 19 7) Solve. Add. a) 12 b) 5 c) 7 8) Solve. Add. a) 4 b) 9 c) 5 9) Solve. Add. a) 3 b) 11 c) 8

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