Practice addition with mixed exercise types!
- Question 1: blank plus 2 equals 4.
- Question 2: 1 plus 4 equals blank.
- Question 3: blank plus 5 equals 10.
- Question 4: 5 plus 3 equals blank.
- Question 5: 5 plus 4 equals blank.
- Question 6: blank plus 5 equals 7.
