1
Match each expression with its answer: 17-5=?, 17+13=?, 4+10=?, 4-1=?, 15+19=?, 4x8=?, 14-14=? =
2
Match each expression with its answer: 9x9=?, 3-1=?, 7-6=?, 6+15=?, 5-1=?, 5x6=?, 16+3=? =
3
Match each expression with its answer: 19+3=?, 6x9=?, 2x5=?, 2+2=?, 2x4=?, 9-7=?, 16-7=? =
4
Match each expression with its answer: 18-4=?, 8+5=?, 17+11=?, 6x7=?, 5+14=?, 2x5=?, 20+6=? =
5
Match each expression with its answer: 5x3=?, 5x7=?, 2x9=?, 15-1=?, 3-3=?, 12-6=?, 8x5=? =
6
Match each expression with its answer: 18-11=?, 5x2=?, 16+15=?, 8x3=?, 7-5=?, 7x7=?, 8+9=? =
7
Match each expression with its answer: 12-12=?, 2-1=?, 6-3=?, 12-7=?, 8x9=?, 3x5=?, 20+14=? =
8
Match each expression with its answer: 11+7=?, 8x6=?, 8x4=?, 8-7=?, 20+16=?, 20+1=?, 17-9=? =