Week 7~Monday

Solve.

4.2 - 4.5 - 3.7 =

(a)  

• -12.4

• -4
• 5

• -5

Solve.

(-9) - 34 =

• 43

• 15

• 25

• -43

Solve.

9/5 - (- 8/4) =

• -1/5

• 3 4/5

• 11

• 97

Solve.

2/4 - (- 5/8) - (- 7/4)

(a)  

• 14/16

• -2 7/8

• -14/16

• 2 7/8

Solve.

2.3 + 4.9 + 1.3

• 8.5

• -3.9

• 5

• 10.1

Solve.

(-7.4) - (-5.0)

(a)  

• -12.4

• 12.4

• -2.4
• 2.4

Jan had a certain amount of money in her bank account. After receiving her paycheck of $327.45, her balance is $1,004. How much was in her account before she got paid?

• $1331.45

• $677

• $800.45

• $676.55

Solve:

5 + (– 7.5)

• -12.5

• -2

• -1.5

• -2.5

Over the course of 4 days the price of stock at ACME corporation fell $28. What was the average change in stock price per day?

• -$112

• -$4

• -$28

• -$7

Simplify (use the pie charts).

• -8/5

• 12/5

• 8/5

• -12/5