GCF, LCM, & Simplest Form of Fractions

What is the LCM of 4 and 12? 

• 4
• 8
• 12
• 16

Tags

CCSS.4.OA.B.4

GCF of:

14 and 20

• 7

• 28

• 2

• 6

What is the greatest common factor of 16 and 36?

• 1

• 2

• 4

• 9

What is the least common multiple of 15 and 10

• 150

• 30

• 25

• 5

Find the LCM of 3 and 6

• 3

• 6

• 9

• 12

Find the LCM of 6 and 10

• 24

• 30

• 20

• 60

Write  $\frac{18}{30}$  in simplest form.

•  $\frac{6}{10}$  

•  $\frac{3}{5}$  

•  $\frac{3}{6}$  

• simplified

Write  $\frac{7}{9}$  in simplest form.

•  $\frac{2}{3}$  

•  $\frac{3}{4}$  

• simplified

•  $\frac{1}{3}$  

Write  $\frac{25}{30}$  in simplest form.

•  $\frac{5}{6}$  

•  $\frac{2}{10}$  

•  $\frac{4}{6}$  

• simplified

Write  $\frac{12}{18}$  in simplest form.

•  $\frac{6}{9}$  

•  $\frac{1}{3}$  

• simplified

•  $\frac{2}{3}$