Practice Test 3 – MAT0018

1.Expand the power. Write your answer as a fraction.

2.Identify the place value of the underlined digit. 0.766

a. Tenths c. Thousandthsb.Hundredths d. Ones

111

10

3. Choose the word name for the decimal fraction.

a. Two tenthsb. Two thousandthsc. Two hundredthsd. Two hundreds

2

100

4. Type the decimal as an improper fraction and simplify. 6.82

5. Round the number to each of the indicated place positions.54.4289Hundreds hundredthsTens thousandthstenths

6. Which number is equivalent to ? Select all that apply.

a. 0.20b. 0.020c. 0.200d. 0.02

2

10

7. Add the decimal numbers. Then round the numbers and find the sum to determine if your answer is reasonable.2.111 + 5.329

Exact answer

Estimate

8. Add the numbers. (-4.1119) + (-38.00)

9. Subtract (-65.25) from (-24.5)

10. Subtract the numbers.-76.79 – 103.63

11. Multiply the numbers. (-0.8)(9)

12. Multiply the numbers.20.36 x 0.2

13. Multiply the numbers.15.55 x 0.2

14. Multiply the decimal by the power of 10. 7.946 x 100

15. Simplify the expression. 30.4

16. Divide. 2.9 ÷ 90a. 0.03 c. 0.003b. 0.0322222… d. 0.03…

17.A dinner costs $35.80, and the bill is to be split equally among 5 people. How much must each person pay?

18. Divide. 18.06 ÷ (-1.25)

19. Find the quotient. -47.17 ÷ (-2.5)

20. Write the number 0.000091 in scientific notation.

21. Write 6.108 • 105 5 in standard notation.in standard notation.

22.Insert the appropriate symbol. Choose from <, >, or =.

23. Convert 0.044 from a decimal to a reduced fraction.

3

100.3

24. Write the fraction as a decimal fraction. Then write the number in decimal form. Write the decimal fraction using only integers.

3

5

25. In the table, the average speed, in miles per hour (mph), is listed for each of the following drivers competing in a local box car race. Rank these speeds from slowest to fastest.

Driver Speed (mph)

Randy Johnson 36.864

Mike Rose 36.256

Peter Tran 36.393

Marcus Mobley 37.621