Presentation Created by: Therese Duffy Basic Addition and Subtraction Facts For 9 Has ringing sound Presentation Created by: Therese Duffy 10/1/08

+9 1+9 10 2+9 11 0+9 9 3+9 12 4+9 13 5+9 14 6+9 15 7+9 16 8+9 17 9+9 18 10+9 19

+9 (mixed order) 10+9 19 3+9 12 8+9 17 1+9 10 7+9 16 5+9 14 6+9 15 9+9 18 4+9 13 2+9 11 0+9 9

-9 11-9 2 12-9 3 10-9 1 13-9 4 14-9 5 15-9 6 16-9 7 17-9 8 18-9 9 19-9 10 20-9 11

-9 (mixed order) 19-9 10 12-9 3 17-9 8 10-9 1 16-9 7 14-9 5 15-9 6 18-9 9 13-9 4 11-9 2 9-9

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