If you look on a fraction wall, you can see that 1/2 is the same as 2/4 and the same as 3/6. You can check if fractions are equivalent by using multiplication. Look at the following calculations ...

They might match units of measure to measuring equipment. Titch and Ted Begin Their Measurement Challenge (pt 1/6) videoTitch and Ted Begin Their Measurement Challenge (pt 1/6) Titch and Ted ...