Fractions of a number
key notes :
๐ What is a Fraction of a Number?
A fraction of a number means part of that number.
Example: ยฝ of 10 = 5 ๐
๐ How to Find a Fraction of a Number?
Use this rule:
๐ฏ Fraction ร Number = Answer
Example:
โ
ร 12 = 4 โจ
๐ Steps to Find a Fraction of a Number ๐ช
1๏ธโฃ Take the numerator (top number)
2๏ธโฃ Divide the number by the denominator (bottom number)
3๏ธโฃ Or multiply directly: (Numerator ร Number) รท Denominator
Example:
2/5 of 20 = (2 ร 20) รท 5 = 40 รท 5 = 8 ๐
๐ Remember the Terms
- Numerator ๐ Top number ๐
- Denominator ๐ Bottom number ๐ฐ
- Whole number ๐ The number you are taking a fraction of ๐งฎ
๐ Fractions Make Things Smaller
If the fraction is less than 1, the answer is smaller than the whole number ๐
Example:
ยผ of 40 = 10 (smaller than 40) ๐
๐ Real-Life Examples ๐ ๐
- ยฝ of a pizza means half the pizza ๐
- ยผ of an hour = 15 minutes โฐ
- โ of a chocolate bar ๐ซ
๐ Common Fractions to Remember
- ยฝ = divide by 2 โ๏ธ
- โ = divide by 3
- ยผ = divide by 4
- ยพ = 3 parts out of 4 ๐จ
๐ Word Problems Practice ๐ก
If a bag has 30 marbles,
โ
of 30 = 6 ๐
๐ Shortcut Tip ๐
Multiply first โก๏ธ divide next
(Numerator ร whole number) รท denominator
๐ Check Your Answer ๐
Your answer should be smaller than the whole when the fraction is less than 1 ๐งก
Learn with an example
๐ What number is 1/2 of 16?
Divide 16 into 2 equal groups. Find how many are in each group.
16 รท 2 = 8
There are 8 in each group.
8 is 1/2 of 16.
๐ What number is 1/3 of 15?
Divide 15 into 3 equal groups. Find how many are in each group.
15 รท 3 = 5
There are 5 in each group.
5 is 1/3 of 15
๐What number is 1/7 of 14?
Divide 14 into 7 equal groups. Find how many are in each group.
14 รท 7 = 2
There are 2 in each group.
2 is 1/7 of 14.
Let’s try some problems! โ๏ธ

