Whole numbers between two numbers Method 1
4, 5, 6, 7
So, there are 2 numbers between 4 & 7
Method 2
Numbers between 4 & 7
= (7 – 4) – 1
= 3 – 1
= 2
So, there are 2 numbers between 4 & 7
Method 2
Numbers between 4 & 7
= (7 – 4) – 1
= 3 – 1
= 2
So, there are 2 numbers between 4 & 7
How many whole numbers are there between 3 & 9?
Method 1
3, 4, 5, 6, 7, 8, 9
So, there are 5 numbers between 3 & 9
Method 2
Numbers between 3 & 9
= (9 – 3) – 1
= 6 – 1
= 5
So, there are 5 numbers between 3 & 9

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.