Task 19 of 24 · Early schooling · Class 3
Oblicz 13 + 9
Task
Oblicz 13 + 9. Pokaż co najmniej dwa kroki obliczeń.
Your answer
Write your answer, check the solution, then rate it against the criteria.
Task 19 of 24 · Early schooling · Class 3
Task
Oblicz 13 + 9. Pokaż co najmniej dwa kroki obliczeń.
Your answer
Write your answer, check the solution, then rate it against the criteria.