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