Math Tutorial (Lesson 1): Addition and subtraction of whole numbers

This is our first math tutorial, and it is from scratch. If you are not good at Mathematics, I advise you take this tutorial very seriously. Never miss any lesson(s). For those who are too good at Mathematics, kindly wait until we get to your level. 
Math Tutorial (Lesson 1): Addition and subtraction of whole numbers

Click HERE to get the tutorial.

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  1. Wow! This is pretty cool and easy to understand.

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