Number Sense Blog
February / March 2015 Newsflash: Tips & Techniques
Feb 12, 2015
Many times, mental math is a better way to solve math problems than using an algorithm. Here are two approaches to division using mental math.
Example 1: 75 ÷ 6
6 is the same as 2 x 3, so instead of dividing by 6, we can divide 75 ...
February / March 2015 Newsflash: Math Muscle Challenge
Feb 12, 2015
Elementary
Mackenzie owns a chicken ranch. She has a total of 10 chickens. Each chicken lays 18 eggs a month. Mackenzie then takes all the eggs and puts a dozen in a carton. How many cartons can Mackenzie fill in a month?
Middle/Hi...
National Pizza Day Problem Set
Feb 9, 2015
It's National Pizza Day! We're celebrating with some fun pizza word problems. Mmmm....who's hungry?
Lower Elementary
Question: Mark, Scott, and Christian ordered an extra-large pepperoni pizza. Mark and Christian both had 3 slice...
Happy e Day!
Feb 7, 2015
February 7th is e Day! While not as famous as Pi Day, e Day celebrates the mathematical constant e, which has a wide range of mathematical applications. Here's a bit of background on e and why it's worthy of celebration!
As the history of mathe...
Math in Action: How Does Your Smartphone Know Your Location?
Feb 4, 2015
GPS location apps on a smartphone can pinpoint where you are and offer you directions to your school, find the nearest place to get a haircut, and tell you what the weather is in your neck of the woods, among many other cool features. But how does...
