Fractions of a number

key notes :

๐Ÿ‘‰ What is a Fraction of a Number?

A fraction of a number means part of that number.
Example: ยฝ of 10 = 5 ๐Ÿ˜Š


๐Ÿ‘‰ How to Find a Fraction of a Number?

Use this rule:

๐ŸŽฏ Fraction ร— Number = Answer

Example:
โ…“ ร— 12 = 4 โœจ


๐Ÿ‘‰ Steps to Find a Fraction of a Number ๐Ÿชœ

1๏ธโƒฃ Take the numerator (top number)
2๏ธโƒฃ Divide the number by the denominator (bottom number)
3๏ธโƒฃ Or multiply directly: (Numerator ร— Number) รท Denominator
Example:
2/5 of 20 = (2 ร— 20) รท 5 = 40 รท 5 = 8 ๐ŸŽ‰


๐Ÿ‘‰ Remember the Terms

  • Numerator ๐Ÿ‘‰ Top number ๐Ÿ’
  • Denominator ๐Ÿ‘‰ Bottom number ๐Ÿฐ
  • Whole number ๐Ÿ‘‰ The number you are taking a fraction of ๐Ÿงฎ

๐Ÿ‘‰ Fractions Make Things Smaller

If the fraction is less than 1, the answer is smaller than the whole number ๐Ÿ˜Š
Example:
ยผ of 40 = 10 (smaller than 40) ๐ŸŒŸ


๐Ÿ‘‰ Real-Life Examples ๐Ÿ ๐Ÿ•

  • ยฝ of a pizza means half the pizza ๐Ÿ•
  • ยผ of an hour = 15 minutes โฐ
  • โ…“ of a chocolate bar ๐Ÿซ

๐Ÿ‘‰ Common Fractions to Remember

  • ยฝ = divide by 2 โœŒ๏ธ
  • โ…“ = divide by 3
  • ยผ = divide by 4
  • ยพ = 3 parts out of 4 ๐ŸŽจ

๐Ÿ‘‰ Word Problems Practice ๐Ÿ’ก

If a bag has 30 marbles,
โ…• of 30 = 6 ๐ŸŽˆ


๐Ÿ‘‰ Shortcut Tip ๐Ÿš€

Multiply first โžก๏ธ divide next
(Numerator ร— whole number) รท denominator


๐Ÿ‘‰ Check Your Answer ๐Ÿ“

Your answer should be smaller than the whole when the fraction is less than 1 ๐Ÿงก

Learn with an example

๐Ÿ˜ 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.

๐Ÿ˜ 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

๐Ÿ˜What 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! โœ๏ธ