Make sure you are confident in calculating with negative numbers, which is a skill often needed to solve equations. To solve the equation, do the inverse operation. The inverse of multiplying by 12 is ...
Get your timer out and see whether you can remember the golden rule from grade school math class.
Math is one of the hardest subjects in school, which is why owning a graphing calculator seems like a necessity for students. But what if you could use your smartphone to solve equations by pointing ...
Get out your timer and number two pencil to see if your arithmetic skills from grade school are still intact.