1. TOOL CHECK

2. Unit 8
Semester Review

4. Topics: Whole Numbers and Powers Geometry
Fractions: Multiplication and Division
Fractions: Add and Subtract
Decimals: Add and Subtract
Decimals: Multiplication and Division
Integers

5. The Vaughn family was looking to buy a tractor
The Vaughn family was looking to buy a tractor. A new tractor cost $29,950. A used tractor cost $11,099. Round each price to the nearest thousand. What is the estimated difference between the prices of the two tractors?
$20,000
$19,000
$18,000
$17,000

6. Sandy had a math problem where she had to find the difference between 3,330,678 and 445,930. Round each number to the nearest ten thousand. What is the estimated difference between the two numbers?
2,880,000
2,884,000
2,885,000
2,890,000

7. Kelly's friends handed out fliers for a fundraiser
Kelly's friends handed out fliers for a fundraiser. There were 40 girls and they each handed out 134 fliers. How many fliers did they hand out in all? 40
134
536
5360

8. The stadium sold the same number of tickets each hour for 8 hours
The stadium sold the same number of tickets each hour for 8 hours. If they sold 2,000 tickets in all, how many tickets did they sell each hour?
2,500
2,000
250 8

9. Which shows another way to write 95?
9 x 5
9 + 5
= 9
9 x 9 x 9 x 9 x 9

10. What is the value of 8 squared?16 64 82
512

11. Which of the following shows 63 factored into powers of prime numbers?
22 x 7
34 x 7
32 x 7
23 x 7

12. A triangle has angles that measure 99° and 11°
A triangle has angles that measure 99° and 11°. What is the measure of the third angle? 70 60 11 99

13. What is the measure of Y? 78 90 73 63

14. Jaime's dog had a litter of 6 puppies. All together they weighed 5/6 kg. If each puppy weighed the same amount, how much did one puppy weigh?
5/36 Kg
1/5 Kg
2 ½ Kg
5 kg

15. Cathy bought 2 ½ yd of ribbon
Cathy bought 2 ½ yd of ribbon. She wanted to make bookmarks that are 1/8 yd long. How many bookmarks could she make? Express your answer in simplest form.
5/16
2 5/8 16 20

16. 7 1/5
6 6/5
6 1/5
7 6/5

18. Estimate the answer to 65. 78 + 13
Estimate the answer to by first rounding each number to the nearest tenth. 80
79.8
79.2 79

19. Estimate the answer to 28. 56 – 15
Estimate the answer to – by first rounding each number to the nearest whole number. 13
12.7 12 10

20. Corrine bought a coffee and a bagel for $5. 35. If the coffee cost $1
Corrine bought a coffee and a bagel for $5.35. If the coffee cost $1.95, how much did the bagel cost? $
$3.40
$1.95
$5.35
$2.80

21. Joel spent $15. 23 on a gift for his sister and $18
Joel spent $15.23 on a gift for his sister and $18.90 on a gift for his mother. How much did he spend altogether?
$33.13
$34.03
$34.13
$34.23

22. Estimate the product × 4.75
4.500
450 45
4.5

23. Estimate the quotient. 99,041.294 ÷ 0.894
10.000
1.000
100

24. Mary bought 45. 2 pounds of paper. She paid $2. 25 per pound
Mary bought 45.2 pounds of paper. She paid $2.25 per pound. How much did Mary spend on paper?
$101.70
$101.17
$90
$45.25

25. Giselle paid $33. 45 at lunch for 5 people
Giselle paid $33.45 at lunch for 5 people. All 5 people had the same meal. How much did Giselle pay for each meal?
$6.60
$6.69
$6.90
$167.25

26. The dots represent which numbers on this number line?
-5, +10, +5.5, +4 ½
-10, +10, +5.5, +4 ½
- 5, +5, +5.5, +4 ½
-5, +10, +6.5, +4 ½

27. The temperature was ˉ6°C at noon. The temperature dropped 2°C by sunset. What was the temperature at sunset?
ˉ8°C
+8°C
ˉ4°C
+4°C

28. Jenny had a golf score of ˉ6 after the first nine holes
Jenny had a golf score of ˉ6 after the first nine holes. She got ˉ1 on the next hole. What is Jenny's score now?

29. QUESTIONS??