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Unit 2 (NBT.1): Decimals Test 1 Homework/Study Guide for September 17-21, 2012

Monday, September 17, 2012 (1-5): Parent Signature: ___________________________

1. Use place-value patterns to complete the table.

|Number |10 times as much |1/10 of |

|200 |2,000 |20 |

|10 | | |

|700 | | |

|5,000 | | |

2. Carter’s Restaurant has 300 tables. On a recent evening, there were reservations for 1/10 of the tables. How many tables were reserved? _________________

3. Mr. Medlock has $2,000 in his bank account. Ms. Lester has 10 times as much money in her bank account as Mr. Medlock has in his bank account. How much money does Ms. Lester have in her bank account? ______________________________

4. Genesis is saving his money to buy a car that cost $1,250. If he saves $25 each month, how many months will he need to save to have enough money to buy the car? __________________________________________________________________

5. Write the value of the underlined digit in the following number: 153,732,991 __________________________________________________________________

Tuesday, September 18, 2012 (6-10): Parent Signature: ______________________________

6. Write the number in expanded form and word form:

A) 701,245 (B) 40,023,032 ___________________________ ___________________________

___________________________ ___________________________

7. The IRS has to collect taxes in the amount of $230,423,178. Write this number in word form. ______________________________________________________________

8. In Africa, the population of zebras amounted to 17,231,012. Write this number in expanded form. ______________________________________________________

9. Sandie wrote 10 times as many pages of an opinion essay as Ruth. They wrote 396 pages altogether. How many pages did each student write? ____________________

10. Use place value patterns to complete the table.

|Decimal |10 times as much as |1/10 of |

|0.1 |1.0 |0.01 |

|0.03 | | |

|0.5 | | |

Wednesday, September 19, 2012 (11-15): Parent Signature: _________________________

11. Which is the base-ten numeral for two and twelve thousandths?

A) 2.012 (B) 2.102 (C) 2.12 (D) 2.201

12. Which as a value 10 times greater than 0.008?

A) 0.08 (B) 0.8 (C) 8 (D) 80

13. The land speed record for one mile is seven hundred sixty-three and thirty-five thousandths miles per hour. Which shows the decimal in expanded forms?

A) 700 + 60 + 3 + 0.3 + 0.05 (C) 700 + 60 + 3 + 30 + 5

B) 700 + 60 + 3 + 0.03 + 0.005 (D) 700 + 30 + 5 + 0.6 + 0.03

14. Complete the pattern. 10ᴼ x 5.18 = 5.18

10¹ x 5.18 = ________ 10² x 5.18 = ________ 10³ x 5.18 = _________

15. The weight on an apple is equal to 1, the weight of half an apple is 0.022. Which is the number name for half an apple’s weight?

A) twenty-two (C) twenty-two tenths

B) twenty-two thousandths (D) twenty-two hundredths

Thursday, September 20, 2012 (16-20): Parent Signature: __________________________

16. Mrs. Long flies roundtrip twice yearly between Columbus, Georgia and Houston, Texas for math workshops. The distance between the two cities is 2,150 miles. Estimate the distance she flies for both trips. Then find the exact distance.

__________________________________________________________________

17. Which is the expanded form with multiplication for 726.405?

A) 7 x 100 + 2 x 10 + 6 x 1 + 4 x 1/10 + 5 x 1/1000

B) 7 x 1,000 + 2 x 100 + 6 x 1 + 4 x 1/10 + 5 x 1/1000

C) 7 x 1,000 + 2 x 100 + 60 x 1 + 4 x 1/10 + 5 x 1/1000

D) 7 x 100 + 2 x 10 + 6 x 1 + 4 x 1/100 + 5 x 1/1000

18. Find the product. 152 x 100 = ⃝

A) 1.52 (B) 152 (C) 1,520 (D) 15,200

19. Find the product. 74 x 10 = ⃝

A) 740 (B) 74 (C) 7.4 (D) 7,410

20. Find the quotient. 45 ÷10 = ⃝

A) 0.045 (B) 4.5 (C) 0.45 (D) 450

Friday, September 21, 2012 (21-24): Parent Signature: _____________________________

21. Evaluate the numerical expression: 5 + [(10 – 2) + (4 – 1)]

A) 60 (B) 120 (C) 16 (D) 20

22. Complete the pattern. 358 ÷ 10ᴼ = 358

358 ÷ 10¹ = ________ 358 ÷ 10² = _________ 358 ÷ 10³ = _________

23. Rashad has 25 stamps. He shared them equally among himself and 4 friends. Then Rashad found 2 more stamps in his pocket. Write an expression to match the words. ___________________________________________________________________

24. There were 135 runners in a race. Each runner paid a $25 fee to participate in the race. How much money did the runners pay in all? ___________________________

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