Everyone agreed on the first step: Solve inside the parentheses, for 2+2=4. But after that, people split down two paths. Some multiplied first, while others divided, leading to different answers—1 and ...
Watch the video to learn about adding and subtracting with negative numbers on a number line and by using number discs. Adding and subtracting with negative numbers. Let's talk about two ways to help ...
WESTON — The "Survivor Math Challenge" on Sept. 26 was an outdoor event in which teams of students competed with one another to solve order-of-operations math problems before completing a variety of ...
Please excuse my dear Aunt Sally. Most of us learned that mnemonic device at some point in our mathematical education. Calculations must be done in an appropriate succession to reflect distributive ...
The confusion (likely intentional) boiled down to a discrepancy between the math rules used in grade school and in high school. By Steven Strogatz Recently I wrote about a math equation that had ...