Cross Multiplying

Hello everyone,

In maths we have been doing cross multiplying. It is a strategy for when your compering fractions.

There is 3 steps to this strategy:

  1. Times the top number of the first fraction to the bottom number of the second fraction and put the number next to the first number.
  2. Times the top number of the second fraction to the bottom number of the first fraction and put the number next to the second number.
  3. Compare the numbers and then you will have the biggest fraction.

This is the video that taught us:

 

Have you ever used this strategy before?

By for now

-Noah