Question

estimate the sum and the difference:8457 and 4573​

Answer 1

Answer:

Sum = 12,600 and Difference = 3,400

Explanation:

The nearest value of 8456 is 8000 and the nearest value of 4573 is 4600. To calculate the sum of these two numbers we have to perform addition operation for these numbers 8000 + 4600 = 12,600 so the sum is 12,600.

To calculate the difference between these two numbers we need to perform subtraction operation for the nearest value of these two numbers 8000 - 4600 = 3,400 so the difference value is 3,400.

Answer 2

Answer:

8457 : 8000 , 4573 : 4600

I will hope this is correct