⛵ Mr Cameron - Number properties

Year 7

Number properties

2A Factors and multiples2B Highest common factor and lowest common multiple2C Divisibility tests2D Prime numbers2E Using indices2F Prime decomposition2G Squares and square roots

Year 7 Chapter 2 Number properties and patterns

EP - Indices

Khan Academy

Properties of numbers

Arithmetic properties

Factors and multiples

Expii

Start practicing Order of operations

Divisibility

The divider (ESA)

Great Internet Mersenne Prime Search

TEDForget what your math teacher taught you. Here’s a better way to add and multiply:

TEDYou'll wish you'd known this super specific math trick in high school.

TEDYou probably already know the squares of one-digit numbers, like five squared is 25 and six squared is 36. But can you square two-digit and three-digit numbers in your head? Learn how to calcuate...

TEDThis trick will make all of your friends think you’re a math genius:

TEDThis trick will help you calculate change for that $20 bill on the spot:

TEDYou’ll need a pen and paper for this, but trust us — it’s worth it.

TEDThis trick will help you memorize long numbers like your SSN or credit card number:

TEDLook like a math wizard in front of your friends with these two mental math tricks:

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