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