1
Match each expression with its answer: 6-1=?, 9-1=?, 9x9=?, 10+3=? =
2
Match each expression with its answer: 1+8=?, 8x9=?, 3x8=?, 1+7=? =
3
Match each expression with its answer: 5-5=?, 7+8=?, 3x9=?, 8-1=? =
4
Match each expression with its answer: 6+5=?, 10+8=?, 5x7=?, 7+3=? =
5
Match each expression with its answer: 4x9=?, 5-3=?, 3x8=?, 2+7=? =
6
Match each expression with its answer: 8+4=?, 9-8=?, 9x3=?, 8+1=? =
7
Match each expression with its answer: 2-2=?, 9+4=?, 6-3=?, 6+8=? =
8
Match each expression with its answer: 9x9=?, 8+4=?, 6-3=?, 1+1=? =