Adding and Subtracting Integers

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero.

Front

What does it mean to add a negative integer?

Back

Adding a negative integer is the same as subtracting its absolute value.

Front

What is the sum of 3 and -12?

Back

-9

Front

What is the sum of -14 and -3?

Back

-17

Front

If Emily is at -40 feet and swims up 10 feet, what is her new position?

Back

-30 feet.

Front

If Emily then descends another 4 feet from -30 feet, how far below sea level is she?

Back

-34 feet.

Front

What does subtracting a negative integer mean?

Back

Subtracting a negative integer is the same as adding its absolute value.

Front

What is -3 - (-40)?

Back

37

Front

What is the difference between the highest and lowest temperatures if the high is 18 degrees and the low is -7 degrees?

Back

25 degrees.

Front

How do you represent -7 on a number line?

Back

-7 is represented to the left of 0 on the number line.