Adding and Subtracting Integers

Rewriting

100

Use addition to rewrite the subtraction expression.

3−(−17)

3 + 17

200

Use addition to rewrite the subtraction expression.

−5−(−13)

−5 + 13

300

Use addition to rewrite the subtraction expression.

8−7

8+(−7)

400

Use addition to rewrite the subtraction expression.

−10−16

−10+(−16)

500

Use addition to rewrite the subtraction expression.

−1−1

−1+(−1)

Adding

100

–7 + (–7)

–14

200

3 + (–4)

–1

300

–50 + 17

–33

400

–99 + 13

–86

500

56 + (–34)

22

Subtracting

100

–3 – (–4)

1

200

5 – (–10)

15

300

–29 – (–32)

3

400

–67 – 56

–123

500

65 + (–44)

21

Word Problems

100

Write a number sentence to represent the following:

I am at 18 on the number line. I travel left 22 units. Where do I land?

18 – 22 = –4

200

Write a number sentence to represent the following:

I am in debt $11. I spend $100 dollars. How much money do I have?

–11 – 100 = –$111

300

I am in debt $300. Then, I earn $200, so I spend $100. How much money do I have?

–300 + 200 – 100 = –$200

400

I have $100 and I purchase 3 shirts that cost $22 each. Will I have enough money left to purchase a $35 pair of shoes?

No - I will only have $34.

500

A submarine is 4,000 miles below sea level. If it approaches sea level at a constant speed of 500 miles per hour, how many hours will it take the submarine to reach sea level?

8 hours

Bonus

100

Where did Ms. Simoncic go to college?

Penn State

200

Is Ms. Simoncic left handed or right handed?

Left-handed

300

How many siblings does Ms. Simoncic have?

2 sisters

400

What color hair was Ms. Simoncic born with?

Black

500

What size shoe does Ms. Simoncic wear?

5.5