Unit 1 Midterm Review

Front

Solve by using the number line: -7 - 2 = ?

Back

-9

Front

What is .20 as a percent?

Back

20%

Front

Theo had a balance of -$4 in his savings account. After making a deposit, he has $25 in his account. What is the overall change to his account?

Back

$29

Front

What is 1/5 as a percent?

Back

20%

Front

Emily is a diver. Today she descended to a depth of 40 feet below sea level. Then she swam up 10 feet and descended another 4 feet. How far below sea level is Emily now?

Back

-34 feet

Front

What is the definition of a negative number?

Back

A number less than zero.

Front

What is the definition of a percent?

Back

A ratio expressed as a fraction of 100.

Front

How do you convert a decimal to a percent?

Back

Multiply the decimal by 100.

Front

What is the formula for calculating the change in balance?

Back

Change = New Balance - Old Balance.

Front

What does it mean to descend in terms of depth?

Back

To go down to a lower level.