0
There are two main situations.
- when one (or more components) in a calculation is given in rounded form, it will limit the accuracy of the answer. For example, if you use pi = 3.1416 then the calculated area should not have more than 5 significant digits.
- if the answer to an exact calculation is a long decimal string - particularly an irrational number.
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Continue Learning about Math & Arithmetic
What is estimating NOT as helpful when multiplying very small numbers?
It is - if you use appropriate rounding. Rounding does not have to be to whole numbers.
What is the relationship of rounding and estimating?
Rounding, you see the number and just make it look neater or easier to use. Estimating, you guess a number.
When do you use rounding up numbers in everyday life?
shabana
What is 19.76485 rounded?
20 rounding units. 20.0 rounding tenths 19.8 rounding hundredths 19.76 rounding thousandths 19.765 rounding tenthousandths 19.7649 rounding hundred thousandths
What is 7 divide by 319?
0.0219
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