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Examples

Addition

Any English phrase that makes it sound like we're adding things together means we're...well, adding things together. Thing + thing + thing + thing. We can abbreviate any such phrase using a + sign....

Multiplication

Some English phrases are clearly talking about multiplication. You hear that, phrases? We can read through your subtext.The product of 3 and 4 is 3 × 4.  Three times five is 3 × 5.  Fou...

Division

Sometimes we have a direct translation from English to math, since the symbol ÷ abbreviates the phrase "divided by.'' None of that shady "together with" or "product of" business.Like so: Five divi...

Parentheses

When evaluating algebraic expressions, we evaluate things inside parentheses first. Think of the parentheses as two bananas that are quickly ripening, and you need to down them before they turn bro...

Variables

When a problem contains a word for an unknown number or quantity, we use a variable to represent that unknown number or quantity. We can replace any of the words or values with x. Or y, or z, or ju...

Translating Slowly

You hate it when someone's translating something from another language and they go too quickly because they you can keep up with them, right? We hate that, too. We also hate it when we need to go f...

Word Problems

We've already done a lot of word problems, many of which had straightforward translations into mathematical symbols. When word problems contain more words, we naturally need to work a little harder...
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