QUIZ - Add & Subtract Fractions and Mixed Numbers

The number on top of the fraction bar is called the _______. The number under the fraction bar is called the ______.

• denominator; numerator
• numerator; denominator
• mixed number; fraction
• fraction; mixed number

Tags

CCSS.3.NF.A.1

What number could be a common denominator for these three fractions?

1/2 and 1/6 and 1/4

• 9

• 8

• 12

• 24

What must you do first in order to add or subtract fractions with unlike denominators?

• add the numerators
• add the denominators
• find a common denominator
• find a common numerator

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Which of the following describes the correct way to subtract  $15\ \frac{4}{5}-9\ \frac{3}{5}$  ?  Choose the correct answer.

• 1) Subtract the whole numbers, 2) then subtract the fractions from the whole number.

• 1) Add the whole numbers, 2) then subtract the sums.

• 1) Subtract the fractions,  2) then subtract the whole numbers. 

• 1) Write the mixed numbers as fractions greater than one, 2) then add the fraction differences.

Which fraction equals 1?

• 5/7 + 2/7

• 4/7 + 2/7

• 1/4 + 1/4

• 5/6 - 1/6

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.3

Which improper fraction does NOT equal a whole number? 

• 12/2
• 18/3
• 24/4
• 36/5

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.3

1 1/3 + 1/3= ?

• 2/3

• 1 2/3

• 2

• 1 3/3

3 3/8 + 4/8=

• 3 1/8

• 3 5/8

• 7/8

• 3 7/8

Add: 4 4/5 + 3 3/5

• 7 5/7

• 7 7/5

• 8 2/5

• 8

 $11\ \frac{3}{12}+1\ \frac{4}{9}=$  

•  $10\ \frac{25}{36}$  

•  $12\ \frac{7}{36}$  

•  $12\ \frac{25}{36}$  

•  $10\ \frac{7}{36}$  

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2