Question

Exercise 2.5
1. Estimate the answer by rounding 4-digit numbers to the nearest 1000 and 3-digit
numbers to the nearest 100. Then check by adding.​

Answer 1

Answer:

I give any number

4 digit number is 4890

nearest thousand = 5000

3 digit number is 320

nearest hundred = 300

the addition is 5000 + 300

= 5300