3425 and 1762
An estimated difference is when you can't be bothered to calculate the exact number, so you simplify things a bit. An estimate for 800-something - 400-something would be 400.
it can help you determine whether toy made an error in calculating an exact sum or difference.
301 ad 1
None of the digits need be estimated.
The last digit is always the estimated digit in a number
500
39.3264
8 and 4 have a difference of 4.
22333332
16
An estimated difference is when you can't be bothered to calculate the exact number, so you simplify things a bit. An estimate for 800-something - 400-something would be 400.
1306
1306
100-99=1
it can help you determine whether toy made an error in calculating an exact sum or difference.
(A) Add them together.(B) Subtract the smaller from the larger.
Please provide more context or details so I can give you an accurate answer.