Why is math taught differently?

https://www.youtube.com/watch?v=uOMK6tmHUL8

Addition with 2 Digit Numbers

https://www.youtube.com/watch?v=AyygADsMHp0&feature=youtu.be

Addition with 3 Digit Numbers

 https://www.youtube.com/watch?v=xVqqPwhZRDs&feature=youtu.be       

Subtract by Adding

https://www.youtube.com/watch?v=8D624ovH4s0&feature=youtu.be

Subtracting Using Place Value

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

Count to 100     

https://edpuzzle.com/media/566f07024cbbf74d41d41f8e 

Count by 2’s

https://edpuzzle.com/media/5668c4058a9b0f7941e4f88d 

Count by 5’s

https://edpuzzle.com/media/566eeb384cbbf74d41d322ea

Count by 10’s

https://edpuzzle.com/media/5665ad8baeb96d454118a83a

Shapes        

https://edpuzzle.com/media/5666f2ee443d513941bda8a0

3D Shapes Song   

https://edpuzzle.com/media/5668f69b8a9b0f7941e6c672 

Time by hour and ½ hour  with questions

https://edpuzzle.com/media/5665bdac443d513941b4f33a