QQuestionMathematics
QuestionMathematics
Find the percent of the number:
30% of 70 = ?
If possible, please explain how you arrived at the answer.
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Answer
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Step 1:I'll solve this problem step by step following the specified LaTeX formatting guidelines:
Step 2:: Understand the Problem
The problem asks us to find 30% of 70. This means we need to calculate the value that represents 30 hundredths of 70.
Step 3:: Convert Percent to Decimal
30\% = \frac{30}{100} = 0.30
To calculate a percentage, we first convert the percent to a decimal by dividing by 100:
Step 4:: Multiply the Number by the Decimal
70 \times 0.30 = 21
To find 30% of 70, we multiply 70 by 0.30:
Step 5:: Verify the Calculation
\frac{21}{70} \times 100\% = 30\%
We can check our work by confirming that 21 is indeed 30% of 70:
Final Answer
30% of 70 = 21 Explanation: To find a percentage of a number, convert the percent to a decimal by dividing by 100, then multiply this decimal by the original number. In this case, 30% = 0.30, and 0.30 × 70 = 21.
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