4. Sınıf Matematik – Parantezli Çarpma İşlemi ve 10,100 ve Bin Katlarıyla Kısayoldan Çarpma

https://youtu.be/s5JDjYitTWk

https://youtu.be/-FO5rO1IwK8

https://youtu.be/I5RbWWZMNyM

https://youtu.be/SN1V20LNtuk

https://youtu.be/W6wVqFL2728

https://www.youtube.com/watch?v=wzDXyKKkcDM&list=PL3oxhzRdQr1kr6jcAWJcT8yQrum_wGYkw&index=6