1
Match each expression with its answer: 5x5=?, 4-2=?, 4+1=?, 5-4=? =
2
Match each expression with its answer: 2x4=?, 5+9=?, 2x9=?, 6x8=? =
3
Match each expression with its answer: 1+10=?, 3+10=?, 2+7=?, 3-3=? =
4
Match each expression with its answer: 7-2=?, 6-3=?, 6x4=?, 3x5=? =
5
Match each expression with its answer: 9+1=?, 7x4=?, 9-4=?, 2-1=? =
6
Match each expression with its answer: 5-5=?, 9-1=?, 4+5=?, 5+9=? =
7
Match each expression with its answer: 4x3=?, 6x9=?, 2-1=?, 6x5=? =
8
Match each expression with its answer: 3x2=?, 5-2=?, 9+2=?, 2-1=? =