Math 7 | January 26

Absolute Value

100

| 7 | =

7

200

| -12 | =

12

300

| 3 - 6 | =

3

400

- | -2 - (-7) |

-5

500

| -8 + (-4)| + 7

-5

Multiplication

100

9 x 8

72

200

-3 x 4

-12

300

7 x (-4)

-28

400

-11 x (-12)

132

500

-100 x (-82)

8,200

Division

100

90 ÷ 9

10

200

1/2 ÷ 1/4

2

300

-110 ÷ -11

10

400

-930 ÷ 30

31

500

-1,050 ÷ 50

-21

Word Problems

100

I owe my friend three 5-dollar bills. What is my overall change in money?

-15

200

I walk 12 miles to school, and then 4 more miles to the grocery store after school. When I walk home, I take a shortcut and it's only 7 miles home. If I walk this route every day after school, how many miles will I have walked in 3 weeks?

354 miles

300

Marley is going rock climbing. She starts 300 feet above sea level, and climbs 400 feet into the air. She then climbs back down 26 feet. Finally, she climbs up 4 feet. How many feet above sea level is she?

678 feet

400

Leroy started with $40 in his wallet. He then gave his friend 20 dollars. When his friend paid him back, he gave him only 3/4 of what he borrowed. 

How much does Leroy have now?

35 dollars

500

Create your own word problem to demonstrate multiplying a negative number by a positive number.

Answers will vary. Kylie will tell you if you're correct!

Addition/Subtraction

100

-9 + (-7)

-16

200

-905 + (-.7)

-905.7

300

- ( -4 + (-10))

14

400

5 + (-4.6)

.4

500

-5.2 - (-3.1) + 5.2

3.1