Units 1-4 Review

Front

What is the value of any non-zero number raised to the power of 0?

Back

1

Front

Back

Convert to improper fractions, find a common denominator, add, and simplify to a mixed number.

Front

How do you calculate the percent of change?

Back

Percent of change = \frac{(new value - old value)}{old value} \times 100%.

Front

What is the formula to calculate total amount with simple interest?

Back

Total Amount = Principal + (Principal \times Rate \times Time).

Front

How do you calculate a discount?

Back

Discount = Original Price \times Discount Rate.

Front

What is the definition of a mixed number?

Back

A mixed number is a whole number combined with a proper fraction.

Front

What is the definition of a percent?

Back

A percent is a ratio expressed as a fraction of 100.

Front

What does it mean to simplify a fraction?

Back

To simplify a fraction means to reduce it to its lowest terms.

Front

What is the definition of simple interest?

Back

Simple interest is calculated on the principal amount only.

Front

How do you convert a mixed number to an improper fraction?

Back

Multiply the whole number by the denominator, add the numerator, and place over the original denominator.