The rule for multiplying and dividing is very similar to the rule for adding and subtracting. a) We have \({+5}\) and \({-4}\). The signs are different, so the answer ...
NARRATION:Back in the deepest, darkest depths of time, there lived a great mathemagician called Hypatia. Numbers fell under her spell one by one. With them, Hypatia could do anything. Now Hypatia is ...
Most people break out in a cold sweat when they see fractions. There's something about those little lines and numbers stacked on top of each other that makes even confident adults feel like they're ...