Fractions Quiz for Grade 4

10 math questions on fractions with answers, written for Grade 4. Use it as it is, change any question, print it with an answer key, or give it online and let it grade itself.

1.
What fraction represents one half? (Multiple choice)
  1. 3/4
  2. 2/3
  3. 1/3
  4. 1/2
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1/2

One half means one part out of two equal parts, which is written as 1/2.
2.
Which fraction is the largest? (Multiple choice)
  1. 2/5
  2. 3/4
  3. 4/6
  4. 1/2
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3/4

3/4 is larger than 2/5, 1/2, and 4/6 when compared by size.
3.
The fraction 5/5 is equal to 1. (True or false)
  1. True
  2. False
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True

5/5 means all five parts out of five, which equals 1 whole.
4.
A fraction with numerator 3 and denominator 8 is written as _____. (Fill in the blank)
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3/8

The numerator is the top number and the denominator is the bottom number in a fraction.
5.
Name the part of the fraction that shows how many parts are taken. (Identification)
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numerator

The numerator tells how many parts are considered in the fraction.
6.
Which fraction is equivalent to 2/4? (Multiple choice)
  1. 2/3
  2. 3/4
  3. 4/2
  4. 1/2
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1/2

2/4 is equal to 1/2 because both represent the same portion of a whole.
7.
The denominator in a fraction can never be zero. (True or false)
  1. True
  2. False
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True

A denominator of zero is undefined in fractions.
8.
What is the sum of 1/4 and 2/4? (Multiple choice)
  1. 1/2
  2. 3/4
  3. 2/4
  4. 1/4
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3/4

Adding 1/4 and 2/4 gives 3/4 because the denominators are the same.
9.
Match each fraction with its decimal equivalent. (Matching type)
1. 1/2
A. 0.2
2. 1/4
B. 0.75
3. 3/4
C. 0.25
4. 1/5
D. 0.5
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1 = 0.5; 2 = 0.25; 3 = 0.75; 4 = 0.2

Fractions can be converted to decimals by dividing numerator by denominator.
10.
Give three equivalent fractions for 1/2. (Enumeration)
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2/4, 3/6, 4/8

Equivalent fractions represent the same value as 1/2 by multiplying numerator and denominator by the same number.