Example 5 Estimate: 5,290 + 17,986.Here,
We use general rule for rounding off.
5,290 is rounded off to 5000
17,986 is rounded off to 18000
So, estimated sum = 18000 + 5000
So, Estimated sum = 23,000
Made by
Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 12 years. He provides courses for Maths and Science at Teachoo.