Topic 3 Review 7th grade

Front

What is 33% of a year in months?

Back

3.96 months

Front

Back

0.008\overline{3}

Front

How do you calculate percent change?

Back

Percent Change = \frac{(New Value - Old Value)}{Old Value} \times 100

Front

If Max scored 6 points in one game and 9 in another, what is the percent change?

Back

50%

Front

What is simple interest?

Back

Simple interest is calculated using the formula: Interest = Principal × Rate × Time.

Front

If Mason took out an $800 loan and paid back $120 in interest over 5 years, what was the interest rate?

Back

3%

Front

How do you calculate total cost including tax?

Back

Total Cost = Price + (Price × Tax Rate)

Front

What is the total cost of an item priced at $17.99 with a 10% tax?

Back

$19.79

Front

What is the formula for calculating percentage?

Back

Percentage = \frac{Part}{Whole} \times 100

Front

How do you express a fraction as a percentage?

Back

Multiply the fraction by 100 and add a percent sign.