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UNIT 1 - Integers & Rational Numbers Flashcards | StudBud
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UNIT 1 - Integers & Rational Numbers
UNIT 1 - Integers & Rational Numbers
34 terms
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StudBud Administration
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466 plays
#integers #rationalnumbers #fractions #decimals #operations
Flashcards
34 cards
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Practice quiz
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Questions
34
Answers
1
Start w/ a golf score of -6 and end w/ a score of -10. Which represents the golf score that day
-6 - (-10) = 4
-10 + (-6) = -16
-10 - (-6) = -4
-6 + (-10) = -16
2
What is -6 9/16 written as a decimal?
-6.125
-6.5625
-6.4375
-6.625
3
A diver’s elevation is -30 feet relative to sea level. She dives down 12 feet. What is her new
18 feet
-30 feet
12 feet
-42 feet
4
A motorcycle is on sale for $3,600. Erik pays 3/4 of this price. How much does Erik pay?
$2,400
$900
$4,800
$2,700
5
Which expression is equal to 0?
D
C
A
B
6
Which expression has the same answer as -3 + (-5)?
-3 - (-5)
-5 - (-3)
-3 + 5
-5 + (-3)
7
What was lowest wind chill temperature on Monday?
A
D
B
C
8
Which number can you add to 5 to get a sum of 0?
0
-10
5
-5
9
A Club spent $320.82 on food and took in $643.59 selling the food. How much did the Club make
-$322.77
-$964.41
$964.41
$322.77
10
The points -2 and 2 are on a number line. What does the distance between them represent?
the quotient of -2 and 2
the difference of 2 and -2
the product of -2 and 2
the sum of -2 and 2
11
Which of the following expressions has the greatest value?
3 + 7 + (-10)
3 - 7 + (-10)
3 - 7 - (-10)
3 + 7 - (-10)
12
Winslow buys 1.2 lbs of bananas. The bananas cost $1.29 per lb. How much does Winslow pay?
$1.08
$1.20
$2.49
$1.55
13
How do you divide fractions
KCF
cross multiply
same sign keep and add...
common denominator
14
What was the balance after his deposit on Thursday?
$59.65
$94.49
$138.93
$57.49
15
What is the value of (-3.25)(-1.56)?
-5.85
5.07
5.85
-5.07
16
The temp in the morning was -3 °F. The temp dropped 11 degrees by night. What was temp at night
-14
-8
8
14
17
Clayton climbed down 50 m. He climbed down in 10 m intervals. How many intervals did he climb
40
5
10
500
18
How many pecans does each friend get?
B
A
D
C
19
A football team lost 4 yards on 2 plays in a row. Which represents the change in field position
-6 yards
-2 yards
-12 yards
-8 yards
20
Temp @ 7 is -5. Temp changes -2.5 degrees per hour. What is temp at 10?
2.5
-15
-12.5
5
21
What is the sum of -2.16 and -1.75?
3.91
-0.41
-3.91
0.41
22
You start with 0 pts, lose 6 pts 3 times, win 4 pts, and lose 2 pts. How many pts do you have?
20
-20
12
-16
23
A diver is at -18 feet relative to sea level. He then descends 4 times as far from the surface.
-18 feet
-22 feet
-14 feet
-72 feet
24
What was the new level with respect to the normal level?
B
C
D
A
25
What is -7 5/12 written as a decimal?
7.512
-7.25
-7.333…
-7.41666…
26
How do you add integers & rational numbers?
KCF
same sign positive
same sign keep and add...
different signs negative
27
Which number line models the expression -3 + 5?
B
A
D
C
28
Ruby ate 1/3 of a pizza & Angie ate 1/5 of the pizza. How much of the pizza did they eat
1/8 of the pizza
1/15 of the pizza
8/15 of the pizza
3/8 of the pizza
29
The temp was -10 °F and dropped by 16 °F. Which represents the resulting temperature in degrees
-10 + 16 = 6
10 - (-16) = 26
-10 - (-16) = -6
-10 - 16 = -26
30
How do you subtract integers & rational numbers
different signs negative
same sign positive
same sign keep and add...
KCF
31
How do you multiply integers & rational numbers
common denominator
KCF
same sign keep and add...
same sign positive/different signs negative
32
How much material will be left?
C
D
A
B
33
Which expression results in a negative answer?
a positive number multiplied by a positive number
a negative number multiplied by a negative number
a positive number divided by a negative number
a negative number divided by a negative number
34
A submarine at an elevation of -95 feet descends to 5 times that elevation. New elevation?
19 ft
475 ft
-475 ft
-19 ft
