Learn Class 4 Math - Fractions

A fraction is a number that is represented as a part of a whole. When we discuss, 1⁄2 is a fraction, which means 1 part out of 2 equal parts.

Type of Fractions

There are four types of fractions. These are as follows:

  • Unit Fractions
  • Proper Fractions
  • Improper Fractions
  • Mixed Fractions

Unit Fractions

Fractions that have 1 in their numerator are known as Unit fractions. It can be expressed as:

1⁄2, 1⁄3, 1⁄4, 1⁄5, 1⁄9, 1⁄21, etc.

Proper Fractions

Those fractions whose numerator is smaller than the denominator are known as proper fractions. It can be expressed as:

2⁄5, 5⁄7, 3⁄7, 7⁄12, etc.

Improper Fractions

Those fractions whose numerator is greater than or equal to the denominator are known as improper fractions. It can be expressed as:

5⁄2, 7⁄4, 25⁄27, 43⁄21, etc.

Mixed Fractions

A mixed fraction represents the combination of a whole number and a proper fraction. It can be expressed as:

11⁄2, 22⁄3, 35⁄7, 51⁄5, etc.

Conversion of Fractions

It is relatively easy to convert improper fractions to mixed fractions and so on. It is best to have a look at some of the conversions.

Conversion of Improper Fractions to Mixed Fractions

The conversion of Improper fraction to a mixed fraction is probable when you divide the Numerator by the Denominator. Its quotient gives the whole number part of the mixed fractions, and the remainder placed over the denominator gives the fractional part.

Conversion of Mixed Fractions into Improper Fractions

A mixed fraction can be changed into an improper fraction when we multiply the whole number by the fraction's denominator and add the product to the fraction's numerator.

Learning Videos for 4th Grade Math - Fractions

Fractions Sample Questions for Class 4

Question 1

Which of the following set of fractions are arranged in descending order ?
A. 3 / 6, 5 / 6, 7 / 6, 9/6, 11 / 6
B. 9 / 7, 5 / 7, 4 / 7, 6 / 7, 3 / 7
C. 18 /19, 11 / 19, 7 / 19, 6 / 19, 5 / 19
D. 9 /8, 4/ 8, 6 / 8, 12 / 8, 14 / 8

Question 2

3 times of 25 / 81 = -------------------.
A. 75 / 91
B. 25 / 27
C. 75 / 90
D. 75 / 71

Question 3

25/75 ÷ 50/150 = ________.
A. 1
B. 2
C. 3
D. 4

Question 4

3/7 _____ 2/5
A. <
B. >
C. =
D. None of these

Question 5

Five less than 3/5 of 45 is equal to ________.
A. 25
B. 27
C. 22
D. None of these