Round each decimal to the nearest whole number: 9.75, 6.2, 14.9.
Understand the Problem
The question asks to round each given decimal number (9.75, 6.2, and 14.9) to the nearest whole number.
Answer
- 9.75 rounds to $10$ - 6.2 rounds to $6$ - 14.9 rounds to $15$
Answer for screen readers
- 9.75 rounds to $10$
- 6.2 rounds to $6$
- 14.9 rounds to $15$
Steps to Solve
- Rounding 9.75
To round 9.75, check the first digit after the decimal point, which is 7. Since 7 is 5 or greater, round up.
Therefore, 9.75 rounds to $10$.
- Rounding 6.2
For 6.2, the first digit after the decimal is 2. Since 2 is less than 5, round down.
Thus, 6.2 rounds to $6$.
- Rounding 14.9
When rounding 14.9, the first digit after the decimal is 9. Since 9 is 5 or greater, round up.
Hence, 14.9 rounds to $15$.
- 9.75 rounds to $10$
- 6.2 rounds to $6$
- 14.9 rounds to $15$
More Information
Rounding numbers helps simplify calculations and can be especially useful in everyday situations such as budgeting or estimating. The rules are simple: if the number after the decimal is 5 or above, round up; if it's below 5, round down.
Tips
- A common mistake is to round numbers incorrectly when the digit after the decimal is 5. Remember, 5 and above rounds up, while below 5 rounds down.
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