Order of Operations
9 + 4 x 7 - 1
36
What is the p. f. of 18 written in exponential form?
2 x 32
Find the GCF of 12 and 30.
6
7/8 divided by 3/4
1 1/6
(2 +3)2
25
What is the p. f. of 24 written in exponential form?
23 x 3
Find the LCM of 5 and 20.
20
3 1/2 divided by 10
7/20
9 - 8 x 1 + 33
28
Which is the prime factorization of 54?
A) 3 x 3 x 6
B) 22 x 32
C) 2 x 3 x 32
D) 2 x 33
A) 3 x 3 x 6
B) 22 x 32
C) 2 x 3 x 32
***D) 2 x 33
Find the GCF of 72 and 84.
12
You are creating identical picnic baskets using 30 sandwiches and 42 cookies. What is the greatest number of baskets that you can fill using all the food?
The greatest factor they have in common is 6, so you can make 6 baskets using all the food.
108
What is the p. f. of 150?
2 x 3 x 52
Find the LCM of 12 and 27.
108
You have piano lessons every fourth day and guitar lessons every sixth day. Today you have both lessons. In how many days will you have both lessons on the same day again?
In 12 days you will have both lessons on the same day again. (4, 8, 12, . . . and 6, 12, . . . )
62 + (14 - 2 x 3) - 23
36
2 x 52 x 11
Find the GCF of 42, 70, and 84.
14
6 3/4 divided by 2 1/5
3 3/44