Subtraction of fractions with same denominator
1)Substract and simplify your answer (4/7-2/7)

2)Write 3/9 in lowest terms

3)What fraction of the shape is yellow?

4)Scott's favourite pizza place is closed, so he decides to make his own pizza at home. Scott bakes a pizza and cuts it into 3 equal pieces. What fraction represents each piece of the pizza?