Simplifying Fractions

Maths

Which fraction shows two quarters simplified fully?

Which fraction has been simplified correctly and fully?

Divide the numerator and denominator by the greatest common factor of 15 and 45.

Just divide the numerator and denominator by 3.

The fraction is already fully simplified.

James wants to simplify the shown fraction fully. What advice would you give him?

He has not multiplied the numerators correctly.

He should be adding one to the denominator each time.

David writes many equivalent fractions down as shown. What mistake has David made?

What is the missing number for this pair of equivalent fractions?