Write each fraction as a decimal. For repeating decimals, write the answer by first using bar notation and then rounding to the nearest thousandth. 9/4
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Convert the fraction into a decimal by performing the division 9 divided by 4.
Determine if the decimal is terminating or repeating. Since 9 divided by 4 results in a terminating decimal, there is no repeating part.
Write the decimal result from the division.
Since the decimal is terminating, there is no need for bar notation.
Round the decimal to the nearest thousandth, if necessary.
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Key Concepts
Here are the essential concepts you must grasp in order to answer the question correctly.
Fractions and Decimals
Fractions represent a part of a whole and can be converted into decimals. The fraction 9/4 indicates that 9 is divided by 4, which results in a decimal value. Understanding how to perform this division is essential for converting fractions to decimals accurately.
Repeating decimals occur when a decimal representation of a fraction has a digit or group of digits that repeat indefinitely. For example, when converting certain fractions, such as 1/3, the result is 0.333..., which can be denoted using bar notation as 0.3̅. Recognizing and representing repeating decimals correctly is crucial for precise mathematical communication.
Rounding is the process of adjusting a number to a specified degree of accuracy, often to simplify calculations or results. When rounding to the nearest thousandth, one looks at the digit in the fourth decimal place to determine whether to round up or down. This concept is important for providing a concise and manageable representation of decimal values.