We continue the series explaining the order of operations with a discussion on parenthesis and all the various meanings of this word. You’ll be surprised as to what it can mean! Continue Reading →
The Order of Operations Explained: Parenthesis
Tag Archives: subtraction
The Order of Operations Explained: Intro and Mnemonics
Part 1 in the series. The order of operations is a set of rules – like the drivers’ handbook for math. If everyone follows the rules, we’ll all be safe. But if someone makes a bad turn, we could be looking at a crash. Continue Reading →
Teaching Subtraction Using a Balance
Balances are normally used for science stuff. Here’s how to teach subtraction using a balance. Continue Reading →
Two Reasons to Memorize Math Facts
Some people believe that math facts shouldn’t be memorized. Here are two reasons they should. Continue Reading →
How to Subtract Using Reverse Addition
Do you learn to “borrow” when you subtract? How about reverse adding? Some schools have gone to this new method and gotten rid of the borrowing concept. Here’s how it works. Continue Reading →