Unit 1 Review

Front

What is the total price change if the price of jeans is reduced by $6 per week for 7 weeks?

Back

The total price change is -$42.

Front

What type of decimal is represented by the fraction 48/60?

Back

Terminating.

Front

Convert the mixed number 1 5/9 to a decimal.

Back

1.\overline{5}

Front

If a climber descends from 533 feet above sea level to 10 feet below sea level, what is the total vertical distance traveled?

Back

543 feet.

Front

What is the new balance of a bank account that starts with $100, after withdrawing $50 and depositing $25?

Back

$75.

Front

Define a terminating decimal.

Back

A decimal that has a finite number of digits after the decimal point.

Front

Define a repeating decimal.

Back

A decimal that has one or more digits that repeat infinitely.

Front

What is the formula to calculate the total distance traveled when moving vertically?

Back

Total distance = |starting height - ending height|.

Front

How do you calculate the change in price over time?

Back

Change in price = (weekly reduction) x (number of weeks).

Front

What is the significance of negative numbers in real-world contexts?

Back

Negative numbers can represent values below zero, such as debt or depth below sea level.