Pre-Algebra
Percents and Applications flashcards
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- What does “Percent of a Quantity” mean?Percent of a Quantity
- A specified share expressed per hundred units of a whole.
- What important condition applies to percent of a quantity?Percent of a Quantity
- Identify the reference whole before calculating.
- What does “Finding a Percentage” mean?Percent of a Quantity
- A part-to-whole ratio expressed on a hundred-unit scale.
- What important condition applies to finding a percentage?Percent of a Quantity
- The reference whole is the denominator, not the numerator.
- What does “Percent Increase” mean?Percent Increase and Decrease
- A proportional gain relative to an original quantity.
- What important condition applies to percent increase?Percent Increase and Decrease
- Use the original amount when measuring a percent change.
- What does “Percent Decrease” mean?Percent Increase and Decrease
- A proportional reduction relative to an original quantity.
- What important condition applies to percent decrease?Percent Increase and Decrease
- Two successive percentage discounts act on changing reference amounts.
- What does “Sales Tax and Total Cost” mean?Tax Discounts and Simple Interest
- An added percentage charge calculated from a stated taxable base.
- What important condition applies to sales tax and total cost?Tax Discounts and Simple Interest
- The example uses a supplied hypothetical rate, not a current local tax rule.
- What does “Simple Interest” mean?Tax Discounts and Simple Interest
- Interest computed on a fixed original principal over a stated time.
- What important condition applies to simple interest?Tax Discounts and Simple Interest
- Interest alone and final balance are different answers.