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Addition and Subtraction Facts Within 20
Quiz by Bryan Mullen
Tag the questions with any skills you have. Your dashboard will track each student's mastery of each skill.
17+3=
11-6=
13+4
18+2=
9+6=
14-13=
8+2+5=
9+3+1=
20-9=
20+0=
9+2+7
5+7+5=