¡Practica la suma con tipos de ejercicios mixtos!
- Question 1: 1 plus 4 equals blank.
- Question 2: 1 plus 1 equals blank.
- Question 3: blank plus 4 equals 8.
- Question 4: 2 plus 1 equals blank.
- Question 5: 3 plus 2 equals blank.
- Question 6: blank plus 5 equals 7.
