The estimated sum of the numbers fifty-eight (58) and twenty-nine (29) is equal to ninety (90).
What is the difference between a regular sum and an estimated sum?
In an estimated sum, the numbers are rounded; on the other hand, in a regular sum, the numbers are not changed.
What is the estimated sum of 58 and 29?
1. Round the numbers:
- 58 = 60 as this number is nearest to 60 than to 58.
- 29= 30 because of the same reason explained above.
2. Add the rounded numbers:
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