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WorksheetsFactors and GCF
Total questions: 15
Worksheet time: 41mins
Which of the following numbers has 7 and 3 as a factor?
37
42
56
73
Which of the following numbers is NOT a factor of 45?
3
5
7
9
Which of the following statements is NOT TRUE about 1?
The number 1 is a factor of all counting numbers
None of these
The number is the only number with one factor
The GCF of 1 and any number is 1
Which of the following pairs of numbers has a GCF of 9?
6 and 9
18 and 45
18 and 36
36 and 72
How many common factors the numbers 28 and 42 has?
3
4
5
6
6 is the greatest common factor (GCF) of 24 and 36.
Who's telling a TRUE statement?
What is the GCF of 36 and 56?
2
4
6
8
Which are the common factors and 63 and 72?
1, 3, 9
1, 9
1, 3, 4, 9
1, 3, 4, 8, 9
One common factor of two numbers is 20. Another common factor is 10. If both numbers are less than 50, what are the two numbers?
10 and 20
20 and 40
20 and 30
30 and 40
Mrs. Kim baked 56 chocolate chip cookies and plans to group the cookies. In how many ways Mrs. Kim can group the cookies?
5 different groupings
6 different groupings
7 different groupings
8 different groupings
A car dealer has 20 Toyota Camrys and 25 Honda Accords left on the parking lot. The dealer wants to arrange the cars in rows so that each row has the same number of vehicles and the same number of vehicles of each type. What is the greatest number of rows that can be formed?
4 rows
5 rows
10 rows
15 rows
A Math teacher combines his class with a science teacher for a group activity. The math teacher has 18 students and the science teacher has 27 students. The teacher wants to form groups of the same size. Each group must have the same number of math and science students. What is the greatest number of groups the teachers can form?
3 groups
6 groups
9 groups
18 groups
A gift shop wants to make gift baskets for its regular customers. There are 24 bottles of shampoo, and 42 bars of soap. The same number of each item should be in each basket. What is the greatest number of basket that can be made?
2 baskets
4 baskets
6 baskets
8 baskets
Job has 18 blue marbles and 30 white ones. If he wants to place them in identical groups without any marbles left over. Considering that Job used the greatest number of groups he can make, how many blue and white marbles will be in each group?
3 blues marbles and 5 white marbles
6 blue marbles and 10 white marbles
18 blue marbles and 30 white marbles
None of these
