Let’s learn this by examples

Compare 42.875 &  423.95

 

Comparing digits before decimal points

19.jpg

So, 42.875 < 423.95     

 

First of all, we compare the numbers before decimal points.

If they are less than or greater than,

Then the numbers are also less than or greater than

 

But….

What if the numbers before Decimal points are equal?

 

Compare 23.75 & 23.89

Comparing digits before decimal point

43.jpg

So, we compare digits after decimal point

44.jpg

 

So,

  23.75 < 23.89

 

Let’s take another example

 

Compare 4.08 & 4.076

 

Here, number of digits of 4.08 and 4.076 is not same

 

Writing

  4.08 = 4.080

So, we need to compare

  4.080 & 4.076

 

Comparing digits before decimal point

45.jpg

 

So, we compare digits after decimal point

46.jpg

 

So we compare the next digit

47.jpg

So,

  4.08 > 4.076

 

 

 

 

 

  1. Chapter 2 Class 7 Fractions and Decimals
  2. Concept wise

Transcript

Compare 23.75 & 23.89 Comparing digits before decimal point 23 = 23 So, we compare digits after decimal point 7 < 8

About the Author

Davneet Singh's photo - Teacher, Computer Engineer, Marketer
Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 9 years. He provides courses for Maths and Science at Teachoo.