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