Part of a Group

Draw a model to solve.

1/3 × 12

Draw a model to solve.

3/4 × 16

Max's stamp collection has stamps from different countries. He has 12 stamps from Canada. Of those twelve, 2/3 of them have pictures of Queen Elizabeth II. How many stamps have the queen on them?

Barry bought 21 stamps from a hobby shop. He gave 3/7 of them to his sister. How many stamps did he have left?

Which problem does the model represent?

Amy has 25 different hair ribbons. She bought 4 of them in a store, but she made the rest herself. Of the hair ribbons she made, 1/3 have sparkles on them. How many hair ribbons with sparkles did Amy make?

Four-fifths of Zack's stamps have pictures of animals. How many stamps with pictures of animals does Zack have? Use a model to solve.

Eduardro has 30 pairs of socks in a drawer. Of those, 6 pairs are matched and the rest are mismatched. He is packing 1/2 of his mismatched pairs in his suitcase for a trip. How many pairs is Edwardo packing for his trip?

Solve using a model.

1/6 × 18

Draw a model to solve.

3/5 × 10

Draw a model to solve.

2/3 × 15

Draw a model to solve.

3/8 × 16

Draw a model to solve.

5/6 × 30

Draw a model to solve.

5/7 × 14

Draw a model to solve.

3/5 × 25

Draw a model to solve.

3/4 × 16

Draw a model to solve.

2/5 × 20

Draw a model to solve.

4/7 × 35

Draw a model to solve.

2/3 × 21

Draw a model to solve.

3/4 × 20

Draw a model to solve.

8/9 × 27

There are 32 students in Mr. Samuelson’s class. 5/8 of the students are boys. How many of the students in the class are girls?