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