Welcome to Mathnasium’s Math Tricks! Here’s a trick to calculate percentages using the commutative property of multiplication. Let’s do this! 👍
Our children’s long-term success depends on their ability to compete and collaborate with people around the world. There is one language they will all need to use, and it’s not English: It’s math. Unfortunately, the difference between U.S. students’ math skills and those of their global peers is consistently alarming. The most recent Programme for International Student Assessment (2018) ranked U.S. students below the middle of the pack in math proficiency1 — as it has for years.
A number is divisible by 9 if the sum of the digits is divisible by 9.
A new year is right around the corner with an opportunity to start fresh. So we have a few suggestions that can help you and your child navigate the next 365 days for overall “math wellness” and success.
To find half of even numbers, sometimes it is useful to break apart the whole number into its parts. We can do this to find half of 26.
Here is a number sense trick to subtract without borrowing.
Today is #NationalCookieDay and what better way to enjoy math than to incorporate it into a fun activity like baking cookies? Download our Snickerdoodle Baking Activity and Key, and share your cookie creations on social media! Be sure to tag us, and use the hashtags #Mathnasium and #NationalCookieDay.
The holiday season is upon us, with gift-giving opportunities around every corner! Our annual Holiday Gift Guide can help you find the perfect gift for your favorite math-y people. From books to home-décor and everything in-between, you can’t go wrong with our suggestions.
Take a look!
Our expert team of math educators and enthusiasts has spent over 40 years developing and refining the most powerful teaching methods and materials into our comprehensive, industry-leading Mathnasium Method™.
These “Ask Education” features are a way for our Education team members to share their knowledge and love of math with our curious readers and fans.
To test if a number is divisible by 11, follow the general rule: the difference of the sum of alternating digits can be divided by 11.