Download REVIEW Describe each decimal - East Hanover Township School

Name_______________________ Class _______________________ Date_________________
Form A
Chapter 1 - REVIEW
Describe each decimal in words.
1.
3,013.28
2.
526
3. 526.49
___________________
___________________
_____________________
___________________
___________________
_____________________
Write each amount as a decimal.
4.
seven tenths
5.
twenty- two hundredths
___________________
___________________
6.
fifty hundredths
_____________________
Write each number in standard form.
7.
thirty and 3 tenths _______________________________________________________
8.
twenty one thousand and 64 thousandths _____________________________________
Write each decimal in expanded form and in words.
9.
5.009 _________________________________________________________________
10. 15.95 _________________________________________________________________
Use mental math to find each answer.
12. (29 – 5) ÷ (24 ÷ 6)
11. 45 ÷ (27 ÷ 3)
_____________________
_____________________
Use <, =, or > to compare values.
13. 7,651
□ 7,511
14. 14.65
□ 14.6
15. 0.05
□ 0.50
16. 225.3
□ 225.9
Use compatible numbers to estimate.
17. 51 ÷ 4
_____________________
18. 29.8 × 7.1
_____________________
19. Use rounding to estimate the product. 8.95 × 2.05
____________________________
20. Use front- end estimation to estimate the sum. 7.821 + 9.91 ________________________
Round each number to the nearest tenth.
21. 4141.07
___________________
22. 0.1257
23.
7.61
___________________
_____________________
First estimate, then find each sum or difference.
25. 27 – 14– 7
24. 53 + 17 + 26
_____________________
27. 65.1 – 24.07
26. 0.44 + 9.151
_____________________
28.
_____________________
_____________________
You have one $10 bill and two quarters. You want to buy all of the items on the list at the
right. Can you afford to buy the hair gel? Explain.
_____________________________________________________________________
Item
Price
hairbrush
$4.59
comb
$.42
hair gel
$2.99
shampoo
$2.45
Find each product or quotient.
29. 405 ÷ 15
___________________
32. 7.25 × 0.3
___________________
30. 56 × 12
31.
30 × 1.54
___________________
_____________________
33. 10.8 ÷ 0.8
34.
___________________
_____________________
50.50 ÷ 0.5
35. One pound of grapes costs $1.29. To the nearest cent, how much will 4.2 pounds of grapes
cost?
_____________________________________________________________________
Evaluate each expression.
36. 8 × 6 ÷ 2
______________
37. 20 – 2 + 10
______________
38. 16 – 6 ÷ 6
______________
39. 50 ÷ 5 × 3
______________
Solve.
40.
One batch of dough makes 15 ornaments. How many ornaments can be made with 3
batches of dough?
_____________________________________________________________________
41.
Nolan finishes a 3.5-mile race in 21 minutes. Nolan waited for Ben at the finish line for 5
minutes. Laura had finished the race 7 minutes ahead of Ben. How long did it take Laura to run
the race?
_____________________________________________________________________
Name ________________________ Class ___________________ Date
____________________
Form A
Chapter 2 Review
1.
Find the next three terms in this number pattern: 5, 13, 21, 29, . . .
_________________________________________________________________
2.
Write a rule for the number pattern 6, 12, 24, 48, . . .
_________________________________________________________________
Evaluate each expression.
3.
23 + 6 ÷ 2
4.
___________________
6.
4(x – 7) for x = 10
___________________
9.
22.25 – k2 for k = 4.2
___________________
5. 4 + (4 × 3)2
5 × (3 + 1) 3 × 4
___________________
7.
_____________________
8. y2 + 1 for y = 3
3a + 6 for a = 6
___________________
10. b – 5.3 for b = 10.25
_____________________
11. 2h + 3.4 for h = 0.3
___________________
_____________________
Solve each equation.
12. 13 = 9 + y
13. 30 = k ÷ 3
_____________________
_____________________
_____________________
_____________________
14. 4.3 + j = 6.1
15. 11.1 = f – 2.3
_____________________
_____________________
_____________________
_____________________
16. m ÷ 2.1 = 5.1
17. p × 0.6 = 1.2
_____________________
_____________________
_____________________
_____________________
18. Write two word phrases for the variable expression a + 23.
________________________________________________________________
________________________________________________________________
19.
Write two word phrases for the variable expression 60n.
________________________________________________________________
________________________________________________________________
20.
Write an algebraic expression for the phrase, seven less than a number.
________________________________________________________________
________________________________________________________________
21.
Use the Distributive Property to rewrite and evaluate 3 × (5 + 6).
________________________________________________________________
Evaluate each expression.
22. (22 + 3) × 6
23. 5 × 9 + 50
_____________________
24. 205 – 9 × 9
_____________________
25. 200 ÷ 5 + 75
_____________________
_____________________
Evaluate each expression if n ≠ 10.
27. n – 8
26. 8n
_____________________
28. 12 – n
_____________________
_____________________
29. n + 8
_____________________
30. Annie agreed to wash the car each week if she could get paid $.01 the first week, $.02 the
second week, $.04 the third week, $.08 the fourth week, and so on for 15 weeks. How much
money will she be paid on the 15th week?
________________________________________________________________
31. Explain why (2 + 3) × 4 is not equal to 2 + 3 × 4.
________________________________________________________________