3.Sınıf-Matematik – Zihinden Çıkarma İşlemi

https://youtu.be/_m2oc6FVljE

https://youtu.be/o-W3ugVg-2Y

https://youtu.be/ufakb_RPo4g

https://www.youtube.com/watch?v=vqUg4U5Ka5I&list=PLo6wDc6p7CcGJFDfH1N14ao30XxX5ERR0&index=18

https://youtu.be/cXapPoSoKto

https://youtu.be/jFOpMTtxfww