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