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WARM UP What is the value of 4 5 x 4? Explain. WARM UP What is the value of 4 5 x 4 3 ? Explain.

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Math Review

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1.Find the value of 121

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

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3. Evaluate (-8) 7 (-8) 5

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

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5.What is (-580)÷29 ?

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

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7. What is 9 x 9? 7. What is 9 4 x 9 3 ?

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8. What is 867-(-92) ?

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

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10. What is the value of (-18) +(67)+(-67) +(18)+ (7)?

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

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12. Jenny bought 28 CD for $ What is the unit rate of each CD?

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13. Arrange ½, 0.58, 48.7 from least to greatest.

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

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

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

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

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18. What is the value of 34? Explain.

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19. Solve (4+2)-9

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

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21. Which of the following is the greatest?

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

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23. Simplify 9 10 ÷ 9 7. Write the answer in exponential and standard form.

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24. Simplify 2 3 (2 4 ). Write your answer in standard form.

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

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

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

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

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29. Look at the expression below. 8 n 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)

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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

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31. The earth is approximately 93,000,000 miles from the sun. What is this distance written in scientific notation? a. 9.3 x 10 6 b. 93 x 10 6 c. 93 x 10 7 d. 9.3 x 10 7

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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

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