Transcript Unit 8

TOOL CHECK
Unit 8
Semester Review
Topics:
• Whole Numbers and
Powers
• Geometry
• Fractions: Multiplication
and Division
• Fractions: Add and
Subtract
• Decimals: Add and
Subtract
• Decimals: Multiplication
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?
A.
B.
C.
D.
$20,000
$19,000
$18,000
$17,000
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
A.2,880,000two numbers?
B. 2,884,000
C. 2,885,000
D.2,890,000
Kelly's friends handed out fliers
for a fundraiser. There were 40
girls and they each handed out
134 fliers. How many fliers did
A.40 they hand out in all?
B. 134
C. 536
D.5360
number of tickets each hour for
8 hours. If they sold 2,000
tickets in all, how many tickets
did they sell each hour?
A.2,500
B. 2,000
C. 250
D.8
Which shows another way to
5
write 9 ?
A.
B.
C.
D.
9x5
9+5
9+9+9+9=9
9x9x9x9x9
What is the value of 8
squared?
A.
B.
C.
D.
16
64
82
512
Which of the following shows 63
factored into powers of prime
numbers?
2
A. 2 x 7
4
B. 3 x 7
2
C. 3 x 7
3
D.2 x 7
measure 99° and 11°. What
is the measure of the third
angle?
A. 70
B. 60
C. 11
D. 99
A.
B.
C.
D.
78
90
73
63
What is the
measure of Y?
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?
A. 5/36 Kg
B. 1/5 Kg
C. 2 ½ Kg
D. 5 kg
She wanted to make bookmarks
that are 1/8
yd long. How many bookmarks
could she make?
Express your answer in simplest
A. 5/16
form.
B. 2 5/8
C. 16
D. 20
A.
B.
C.
D.
7 1/5
6 6/5
6 1/5
7 6/5
Estimate the answer to 65.78
+ 13.43 by first rounding each
number to the nearest tenth.
A.
B.
C.
D.
80
79.8
79.2
79
Estimate the answer to 28.56 – 15.98
by first rounding each number to the
nearest whole number.
A.
B.
C.
D.
13
12.7
12
10
Corrine bought a coffee and a
bagel for $5.35. If the coffee
cost $1.95, how much did the
bagel cost? $
A.
B.
C.
D.
$3.40
$1.95
$5.35
$2.80
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?
A. $33.13
B. $34.03
C. $34.13
D. $34.23
A.
B.
C.
D.
Estimate the product.
89.65 × 4.75
4.500
450
45
4.5
Estimate the quotient.
99,041.294 ÷ 0.894
A.
B.
C.
D.
100.000
10.000
1.000
100
Mary bought 45.2 pounds of
paper. She paid $2.25 per
pound. How much did Mary
A. $101.70 spend on paper?
B. $101.17
C. $90
D. $45.25
Giselle paid $33.45 at lunch
for 5 people. All 5 people had
the same meal. How much did
Giselle
pay
for
each
meal?
A. $6.60
B. $6.69
C. $6.90
D. $167.25
The dots represent which numbers on
this number line?
A.
B.
C.
D.
-5, +10, +5.5, +4 ½
-10, +10, +5.5, +4 ½
- 5, +5, +5.5, +4 ½
-5, +10, +6.5, +4 ½
The temperature was ˉ6°C at
noon. The temperature
dropped 2°C by sunset. What
was the temperature at
A. ˉ8°C
sunset?
B. +8°C
C. ˉ4°C
D. +4°C
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?
QUESTIONS
??