WARM UPWARM UPWhat is the value of What is the value of

4455 x 4 x 43? Explain.? Explain.

Math ReviewMath Review

1. Find the value of

121

2. What is (-63) (-28) ?

3. Evaluate (-8)7

(-8)5

4. If x = ½ what is the value of 4x + 12 ?

5.What is (-580)÷29 ?

6.What is the 6.What is the value of (-5)value of (-5)3 ? ?

Explain.Explain.

7. What is 97. What is 94 x 9 x 93??

8. What is 867-(-92) ? 8. What is 867-(-92) ?

9. What is the median of 80, 83, 84, 85, 87?

10. What is the value of

(-18) +(67)+(-67)

+(18)+ (7)?

11.Arrange 2/3, 89.2, 0.63 from least to greatest

12. Jenny bought 28 CD for $ 87.00

What is the unit rate of each CD?

13. Arrange

½, 0.58, 48.7

from least to greatest.

14. What is the value of 25 (9+12)?

15. What is the value of 16 (10+12)?

16. What is the rate of a car running 220 miles in 4 hours?

17. The Milton’s family has a monthly budget of $ 3,500. How much does they spend for food?

18. What is the value of 34? Explain.

19. Solve (4+2)-9

20. Arrange 4/10, 50%, 0.47 from least to greatest.

21. Which of the following is the greatest?

4 3 8 1 5 10 9 2

22. There are 300 students in the cafeteria. If 45% of them are girls, how many are girls?

23. Simplify 923. Simplify 91010 ÷ 9 ÷ 977. . Write the answer in Write the answer in exponential and exponential and standard form. standard form.

24. Simplify 23(24). Write your answer in standard form.

•25. In the word PATTERSON and SCHOOL, what is the probability of getting the letter O?

26. In the word PATTERSON and SCHOOL, what is the probability of picking letter O or L?

27. What is (-75) (-16)?

28. The measure of the angles of a quadrilateral are 30°, 45°, and 135°. What is the measure of the fourth angle?

29. Look at the expression below.8 • n - 18 + 6 - 5 • n

Which expression is equivalent to the given expression?

a. 3 (n - 12)

b. 3 (n + 4)

c. 3 (n - 4)

d. 3 (n - 8)

30. At Maryland Middle School, there are 9 mathematics classes. If two mathematics classes are selected for a school competition, what is the number of possible outcomes?

a. 8

b. 9

c. 72

d. 81

31. The earth is approximately 93,000,000 miles from the sun. What is this distance written in scientific notation?

a. 9.3 x 106

b. 93 x 106

c. 93 x 107

d. 9.3 x 107

32. Taylor was earning an income of $1,000 a week. Then his income was reduced by 10%. Two months later, his income increases by 10%. How much is Taylor earning, in dollars, after his income increases?

a. $990 b. $999 c. $1,000 d. $1,100