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