Learn Subtraction Using Number Line | Mathematics Book B | Periwinkle After learning in the previous video that what happens when we subtract same number from itself, the kids will learn how to do subtraction using number line. You can also watch 3d Animated Rhymes & Stories @ https://www.youtube.com/channel/UCZmQTw6gzflBuKFv0XE_8yg! Don't forget to subscribe! Facebook: https://www.facebook.com/periwinklekids/ Twitter: https://twitter.com/periwinkle_kids