To find 70% of 170, calculate: $$0.70 \times 170 = 119$$ .

20% of 75 is calculated as: $$0.20 \times 75 = 15$$ .

30% of 80 is calculated as: $$0.30 \times 80 = 24$$ .

How do you find the whole when given a part and a percentage?

Use the formula: $$\text{Whole} = \frac{\text{Part}}{\text{Percentage}} \times 100$$ .

If 26 is 5% of what number, how do you find that number?

Set up the equation: $$\frac{26}{x}=\frac{5}{100}$$ , then solve for x.

What is the relationship between part, whole, and percentage?

The relationship is defined by the formula: $$\text{Part} = \text{Whole} \times \frac{\text{Percentage}}{100}$$ .

How do you find what percent one number is of another?

Use the formula: $$\text{Percentage} = \frac{\text{Part}}{\text{Whole}} \times 100$$ .

50% of 200 is calculated as: $$0.50 \times 200 = 100$$ .

How do you convert a decimal to a percentage?

To convert a decimal to a percentage, multiply by 100. For example, 0.75 becomes 75%.

10% of 150 is calculated as: $$0.10 \times 150 = 15$$ .

How do you find 25% of a number?

To find 25% of a number, multiply the number by 0.25.

Finding Percent/Part/Whole Flashcards

Student preview

15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What is the formula to find a percentage of a number?

Back

2.

FLASHCARD QUESTION

Front

How do you convert a percentage to a decimal?

Back

To convert a percentage to a decimal, divide by 100. For example, 25% becomes 0.25.

3.

FLASHCARD QUESTION

Front

What is 70% of 170?

Back

4.

FLASHCARD QUESTION

Front

How do you set up the equation for 'What is 70% of 170?'

Back

5.

FLASHCARD QUESTION

Front

What is 20% of 75?

Back

6.

FLASHCARD QUESTION

Front

How do you set up the equation for 'What percent of 200 is 28?'

Back

7.

FLASHCARD QUESTION

Front

What is 30% of 80?

Back

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