1
Match each expression with its answer: 2+7=?, 3x7=?, 13-7=?, 5+12=?, 17-13=?, 19-5=?, 17+10=? =
2
Match each expression with its answer: 5-1=?, 6x2=?, 19-14=?, 18-15=?, 7x3=?, 12+19=?, 2x3=? =
3
Match each expression with its answer: 4+9=?, 7-1=?, 5x7=?, 4+17=?, 5x4=?, 5-5=?, 1+10=? =
4
Match each expression with its answer: 7-5=?, 20-2=?, 3x3=?, 6x5=?, 12+19=?, 15+2=?, 6-6=? =
5
Match each expression with its answer: 13-11=?, 5x4=?, 4+3=?, 2x5=?, 18+17=?, 11+7=?, 20-12=? =
6
Match each expression with its answer: 7x3=?, 9x4=?, 9-8=?, 5-1=?, 16-2=?, 7x6=?, 8+17=? =
7
Match each expression with its answer: 6x3=?, 6+3=?, 8+7=?, 16+13=?, 14-13=?, 4-2=?, 12+12=? =
8
Match each expression with its answer: 9+11=?, 5x3=?, 20-3=?, 13+8=?, 1+13=?, 4x2=?, 17-13=? =