4.Sınıf Matematik – Matematikte Eşitlik

https://youtu.be/6TB4Q-SWvF8

https://www.youtube.com/watch?v=vvGyr_nBUx8&list=PL3oxhzRdQr1kr6jcAWJcT8yQrum_wGYkw&index=30

https://youtu.be/yIi9kX_bF2c

https://youtu.be/JBmLwCVY28I

https://www.youtube.com/watch?v=hyCfVMHn0LQ

https://youtu.be/UFfZpTVRgIc