Subtracting Dissimilar Fractions Quiz

What are dissimilar fractions?

• Fractions with the same denominators

• Fractions with different denominators

• Fractions with the same numerators

• Fractions with different numerators

What is the first step in subtracting dissimilar fractions?

• Add the numerators

• Find the least common denominator

• Multiply the denominators

• Simplify the fractions

In the first example, what is the least common denominator of 7 and 3?

• 35

• 28

• 21

• 14

How can 2/6 be simplified?

• 1/2

• 1/3

• 2/3

• 1/6

What is the result of 6/7 minus 1/3 after finding the LCD?

• 12/21

• 9/21

• 10/21

• 11/21

What is the LCD of 11 and 3 in the third example?

• 22

• 55

• 33

• 44

What is the result of 7/11 minus 1/3?

• 12/33

• 10/33

• 13/33

• 11/33

In the fourth example, what is the simplified form of 3/6?

• 1/3

• 1/6

• 1/2

• 2/3

What is the result of 5/6 minus 1/5?

• 1/3

• 3/10

• 2/3

• 1/2

What is the practice problem given at the end of the video?

• 5/6 minus 1/7

• 1/2 minus 1/3

• 2/3 minus 3/8

• 3/4 minus 1/5