4. Sınıf Matematik – Doğal Sayılar

https://youtu.be/O7x2xiN2suE

https://youtu.be/cXapPoSoKto

https://youtu.be/7Zm5ECbA5Ak

https://www.youtube.com/watch?v=alwfS3WtF7w&list=PL3oxhzRdQr1kr6jcAWJcT8yQrum_wGYkw&index=10

https://youtu.be/9tn5KoDNW1g

https://www.youtube.com/watch?v=MhYf1hJdxug