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Questions and Answers
What is the value of $7.22$ rounded to the nearest whole number?
What is the value of $7.22$ rounded to the nearest whole number?
- 7 (correct)
- 9
- 6
- 8
When expressed as a fraction, what is $7.22$ equivalent to?
When expressed as a fraction, what is $7.22$ equivalent to?
- $\frac{722}{1000}$
- $\frac{722}{100}$ (correct)
- $\frac{72}{10}$
- $\frac{7}{1}$
Which of the following statements is true about the number $7.22$?
Which of the following statements is true about the number $7.22$?
- It is a negative number.
- It is an irrational number.
- It is an integer.
- It is a rational number. (correct)
What is $7.22$ represented in scientific notation?
What is $7.22$ represented in scientific notation?
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Which digit in the number $7.22$ is in the hundredths place?
Which digit in the number $7.22$ is in the hundredths place?
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Study Notes
Rounding $7.22$
- $7.22$ rounded to the nearest whole number is $7$.
Converting $7.22$ to a fraction
- $7.22$ can be expressed as $\frac{722}{100}$.
- The fraction can be simplified to $\frac{361}{50}$.
Properties of $7.22$
- $7.22$ is a decimal number.
- It is a rational number because it can be expressed as a fraction.
- It is not a whole number because it contains digits after the decimal point.
Representing $7.22$ in scientific notation
- $7.22$ represented in scientific notation is $7.22 \times 10^0$.
Identifying the hundredths digit in $7.22$
- The digit in the hundredths place in $7.22$ is $2$.
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