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BAR NOTATION
Definition of Bar Notation
The process of writing repeating decimals or repeating pattern of digits by using a bar is called Bar Notation.
More About Bar Notation
 Bar notation can be put with single or multidigit repeating numbers or repeating patterns of decimals
 For a singledigit repeating decimal, the repeating number is written once and a bar is put over it
 For a multidigit repeating decimal, the repeating pattern is written once and a bar is put over the digits from the first to the last one
Video Examples: Bar Notation
Examples of Bar Notation
 2/3 = 0.666666 and can be written as 0.
 3/7 = 0.428571428571428571 and can be written as 0.
Solved Example on Bar Notation
Ques: Which of the following is the correct bar notation for the number 4.13333?
Choices:
Correct Answer: B
Solution:

Step 1: For a singledigit repeating decimal, the repeating number is written once and a bar or dot is put over it.
Step 2: In 4.13333, only 3 is repeating.
Step 3: So, a bar can be put on 3 and the correct bar notation would be
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