¡Practica la suma con tipos de ejercicios mixtos!
- Question 1: 3 plus 4 equals blank.
- Question 2: 1 plus 2 equals blank.
- Question 3: blank plus 1 equals 6.
- Question 4: blank plus 5 equals 10.
- Question 5: blank plus 4 equals 6.
- Question 6: 4 plus 5 equals blank.
