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?
1 point
1
Question 4
4.
Barry bought 21 stamps from a hobby shop. He gave 3/7 of them to his sister. How many stamps did he have left?
1 point
1
Question 5
5.
Which problem does the model represent?
1 point
1
Question 6
6.
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?
1 point
1
Question 7
7.
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.
1 point
1
Question 8
8.
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?
1 point
1
Question 9
9.
Solve using a model.
1/6 × 18
1 point
1
Question 10
10.
Draw a model to solve.
3/5 × 10
1 point
1
Question 11
11.
Draw a model to solve.
2/3 × 15
1 point
1
Question 12
12.
Draw a model to solve.
3/8 × 16
1 point
1
Question 13
13.
Draw a model to solve.
5/6 × 30
1 point
1
Question 14
14.
Draw a model to solve.
5/7 × 14
1 point
1
Question 15
15.
Draw a model to solve.
3/5 × 25
1 point
1
Question 16
16.
Draw a model to solve.
3/4 × 16
1 point
1
Question 17
17.
Draw a model to solve.
2/5 × 20
1 point
1
Question 18
18.
Draw a model to solve.
4/7 × 35
1 point
1
Question 19
19.
Draw a model to solve.
2/3 × 21
1 point
1
Question 20
20.
Draw a model to solve.
3/4 × 20
1 point
1
Question 21
21.
Draw a model to solve.
8/9 × 27
2 points
2
Question 22
22.
Lauren spent 24 hours on the computer last week. She spent 2/3 of the time doing homework.
How much time did Lauren spend doing homework? _______
How much time did Lauren spend NOT doing homework? _______
2 points
2
Question 23
23.
A display at the natural science museum contains 21 plant and animal fossils. 4/7 of the fossils in the display are animal fossils.
How many fossils in the display are animal fossils? _______
How many fossils in the display are plant fossils? _______
1 point
1
Question 24
24.
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?