Ever wondered how to know if a number is divisible by 7? Well, wait no longer! This little presentation tells what to do and WHY this works. I do realize that there are different formulas that can be applied as well. Please be sure to check out my other projects! Thank you!
Song: Pacific Sun - Nicola Heidlas Be sure to support Ru501 and Yabbinggong! Check out my other projects!
