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Pre-Algebra Chapter 5 Flashcards | StudBud
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Pre-Algebra Chapter 5
Pre-Algebra Chapter 5
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pre-algebra rational number operations and solving equations
Flashcards
35 cards
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Practice quiz
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Questions
35
Answers
1
What fraction does the
repeating
decimal 0.7777 represent?
77 / 100
7 / 9
777 / 1000
7 /10
2
Subtract -3t / 22 - 5t / 44. Express your answer in simplest form.
-1t / 4
-8t / 44
-8t / 22
2t / 11
3
Clear the decimals
to solve the equation 10 = 8.22 ∗ w - 3.152
w = 13.152
w = 1.6
w = 6.848
w = 1.88
4
Subtract -4 1/3 - 8 1/3. Express your answer in simplest form.
4
-12 2/3
-12 2/6
-4 2/3
5
What is the fraction equivalency for -7.52 in SIMPLEST FORM?
-7 52/100
-7 1/2
-7 13/25
-7 26/50
6
SIMPLIFY
-9t
2
/ 13 ∗ t / 12.
-9t / 52
-9t3 / 152
-3t 3/ 52
-3t / 152
7
Solve the equation -13 / 20 = 1 / 4 + 3 / 5 ∗ t. Express your answer in simplest form.
t = - 18 / 20
t = -1 1/2
t = -90 / 60
t = -54 / 100
8
Clear the fractions
to solve the
inequality
2 / 15 ∗ b - 4 / 5 < 2 / 3. Simplify.
b < -11
b > 22 / 15
b < 11
b < 22 / 15
9
Solve the equation 9 / 25 = 3 / 5 ∗ t. Express your answer in simplest form.
t = 3/5
t = 27
t = 45 / 75
t = 24
10
What decimal represents 10 4 /9?
10.363636...
10.4444........
10.36
10.4
11
What is the decimal that represents -7 / 125?
-0.007
-0.56
-0.7
-0.056
12
Multiply - 9 / 20 ∗ 2 2 / 3. Express your answer in simplest form
18 2/3
-2 18 / 60
-72 / 20
-1 1/ 5
13
Subtract -7n / 18 - 11n / 30. Express your answer in simplest
-68n / 90
-14n / 45
-28n / 90
-34n / 45
14
Add -3 5/7 + 1 2/9. Express your answer in simplest form.
-2 59/63
-2 31/63
4 1/3
-2 7/9
15
Subtract 4 /5 - 11 /15. Express your answer in simplest form.
-1 /15
-7 / 15
7 /15
1/15
16
Subtract -4z / 35 - 8z / 25. Express your answer in simplest form.
-12z / 175
-32z / 175
-76z / 175
-12z / 175
17
Divide 14 5 / 6 ÷ ( 2 1 / 8). Express your answer in simplest form.
6 50 / 51
28 40 / 6
7 5/48
7 5 / 14
18
What is the decimal conversion for -2 / 27?
-0.2222222
-0.074074
-0.227227
-0.27272727
19
Subtract 6 3/4 - 5 1/2. Express your answer in simplest form.
12 1/4
1 1/3
1 1/4
11 1/4
20
Solve the equation 7/8 ∗ m = - 8. Express your answer in simplest form.
m = -7
m = -64
m = 7
m = - 9 1/7
21
Divide 71 1/4 ÷ 30. Express your answer in simplest form.
2 5/8
2 3/4
2 7/8
2 3/8
22
SIMPLIFY
4r
3
/ 15 ∗ 5r
3
/ 12.
1r3 / 9
1r6 / 9
20r3 / 180
20r6 / 180
23
SIMPLIFY
-25w
3
/ 42 ∗ -3w / 10.
75w / 420
75w2 / 420
75w4 / 420
5w4 / 28
24
SIMPLIFY
-7n
2
/ 12 ∗ (-18n / 49).
3n3 / 14
156n / 588
-3n3 / 14
-156n3 / 588
25
Add 4m / 21 + 17m / 21. Express your answer in simplest form.
13m / 21
m
21m / 21
1
26
What is the
perimeter
of a triangle with side lengths 3 5/8 + 4 5/16 + 2?
9 5/16
9 5/8
9 10/24
9 15/16
27
Divide 4 ÷ ( - 2 4 / 15). Express your answer in simplest form.
- 1 13 / 17
-2 15 / 4
-2 4 / 15
2 4 / 15
28
Clear the fractions
to solve the equation 1 / 3 ∗ m - 7 / 18 = 4 / 9. Simplify
m = 45 / 54
m = 15 / 18
m = 15 / 54
m = 2 1/2
29
What fraction does the
repeating
decimal 0.63636363 represent in simplest form?
7 / 11
62 / 100
63 / 100
63 / 99
30
Add -15 /24 + 19 /24. Express your answer in simplest form.
0.1666666...
4 / 24
1 / 6
34 /24 = 1 5/12
31
Solve the equation 1 / 7 ∗ g + 8 = 2
g = 6
g = 42
g = -42
g = -6
32
Clear the decimals
to solve the equation 9.2 m + 1.4 = 12.9
m = 14.3
m = 1.25
m = 3.75
m = 11.5
33
What is the fraction equivalency for 11.85 in SIMPLEST FORM?
11 17/20
11 5/20
11 85 / 100
11 1/5
34
Multiply 8 / 9 ∗ (- 3 / 10). Express your answer in simplest form.
-4 / 15
24 / 90
-12 / 45
-24 / 90
35
What is the decimal conversion for 37 / 10,000?
0.037
37,000
0.0037
0.00037
