How Many Eighths? Quiz: Test Your Calculation Skills
The How Many Eighths quiz is an exercise designed to assess one's understanding of fractional components, specifically focusing on the concept of eighths. This quiz comprises multiple-choice questions that require participants to determine the number of eighths in various whole and fractional numbers. Each question follows a consistent format, asking how many eighths are present in a given number, with detailed calculation-based explanations provided for each answer.
The underpinning of this quiz lies in its use of fundamental arithmetic operations, primarily multiplication, to convert whole numbers and fractions into their equivalent number of eighths. By multiplying the given number by eight, Read moreparticipants can ascertain the correct quantity of eighths. This type of quiz is particularly useful in educational settings for reinforcing the concept of fractions and ensuring that students can apply mathematical operations accurately. It also serves as a practical tool for honing problem-solving skills and numerical literacy, which are essential for more advanced mathematical studies.
How Many Eighths? Questions and Answers
- 1.
How many eighths are there in 3?
- A.
24
- B.
21
- C.
28
- D.
30
Correct Answer
A. 24Explanation
To find how many eighths are in 3, we use the concept that 1 whole is equal to 8 eighths. Therefore, 3 wholes are equal to 3 multiplied by 8 eighths.
Calculation:
1 whole = 8 eighths 3 wholes = 3 x 8 3 wholes = 24 eighthsRate this question:
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- 2.
How many eighths are there in 5?
- A.
30
- B.
32
- C.
40
- D.
42
Correct Answer
C. 40Explanation
To find how many eighths are in 5, we multiply 5 by 8 because 1 whole is equal to 8 eighths.
Calculation:
1 whole = 8 eighths 5 wholes = 5 x 8 5 wholes = 40 eighthsRate this question:
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- 3.
How many eighths are there in 7?
- A.
54
- B.
56
- C.
48
- D.
52
Correct Answer
B. 56Explanation
To determine how many eighths are in 7, multiply 7 by 8 since 1 whole equals 8 eighths.
Calculation:
1 whole = 8 eighths 7 wholes = 7 x 8 7 wholes = 56 eighthsRate this question:
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- 4.
How many eighths are there in 2.5?
- A.
16
- B.
18
- C.
20
- D.
22
Correct Answer
C. 20Explanation
For 2.5 wholes, we need to calculate 2.5 multiplied by 8 because 1 whole is equivalent to 8 eighths.
Calculation:
1 whole = 8 eighths 2.5 wholes = 2.5 x 8 2.5 wholes = 20 eighthsRate this question:
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- 5.
How many eighths are there in 6.25?
- A.
48
- B.
50
- C.
52
- D.
54
Correct Answer
B. 50Explanation
To find the number of eighths in 6.25, multiply 6.25 by 8.
Calculation:
1 whole = 8 eighths 6.25 wholes = 6.25 x 8
6.25 wholes = 50 eighthsRate this question:
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- 6.
How many eighths are there in 10?
- A.
72
- B.
80
- C.
88
- D.
96
Correct Answer
B. 80Explanation
For 10 wholes, calculate 10 multiplied by 8 to find the number of eighths.
Calculation:
1 whole = 8 eighths 10 wholes = 10 x 8 10 wholes = 80 eighthsRate this question:
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- 7.
How many eighths are there in 4.75?
- A.
34
- B.
36
- C.
38
- D.
40
Correct Answer
C. 38Explanation
To determine the number of eighths in 4.75, multiply 4.75 by 8.
Calculation:
1 whole = 8 eighths 4.75 wholes = 4.75 x 8 4.75 wholes = 38 eighthsRate this question:
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- 8.
How many eighths are there in 1.5?
- A.
8
- B.
10
- C.
12
- D.
14
Correct Answer
C. 12Explanation
To find the number of eighths in 1.5, multiply 1.5 by 8.
Calculation:
1 whole = 8 eighths 1.5 wholes = 1.5 x 8 1.5 wholes = 12 eighthsRate this question:
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- 9.
How many eighths are there in 8?
- A.
54
- B.
60
- C.
64
- D.
72
Correct Answer
C. 64Explanation
For 8 wholes, calculate 8 multiplied by 8 to find the number of eighths.
Calculation:
1 whole = 8 eighths 8 wholes = 8 x 8 8 wholes = 64 eighthsRate this question:
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- 10.
How many eighths are there in 9?
- A.
70
- B.
72
- C.
74
- D.
76
Correct Answer
B. 72Explanation
To find the number of eighths in 9, multiply 9 by 8.
Calculation:
1 whole = 8 eighths 9 wholes = 9 x 8 9 wholes = 72 eighthsRate this question:
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- 11.
How many eighths are there in 0.5?
- A.
2
- B.
4
- C.
6
- D.
8
Correct Answer
B. 4Explanation
For 0.5 wholes, calculate 0.5 multiplied by 8.
Calculation:
1 whole = 8 eighths 0.5 wholes = 0.5 x 8 0.5 wholes = 4 eighthsRate this question:
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- 12.
How many eighths are there in 12?
- A.
80
- B.
88
- C.
94
- D.
96
Correct Answer
D. 96Explanation
To determine the number of eighths in 12, multiply 12 by 8.
Calculation:
1 whole = 8 eighths 12 wholes = 12 x 8 12 wholes = 96 eighthsRate this question:
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- 13.
How many eighths are there in 1.25?
- A.
8
- B.
9
- C.
10
- D.
12
Correct Answer
A. 8Explanation
To find the number of eighths in 1.25, multiply 1.25 by 8.
Calculation:
1 whole = 8 eighths 1.25 wholes = 1.25 x 8 1.25 wholes = 10 eighthsRate this question:
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- 14.
How many eighths are there in 11?
- A.
82
- B.
86
- C.
88
- D.
90
Correct Answer
C. 88Explanation
For 11 wholes, calculate 11 multiplied by 8.
Calculation:
1 whole = 8 eighths 11 wholes = 11 x 8 11 wholes = 88 eighths
So, the correct answer is C. 88Rate this question:
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- 15.
How many eighths are there in 0.75?
- A.
4
- B.
5
- C.
6
- D.
7
Correct Answer
C. 6Explanation
To determine the number of eighths in 0.75, multiply 0.75 by 8.
Calculation:
1 whole = 8 eighths 0.75 wholes = 0.75 x 8 0.75 wholes = 6 eighthsRate this question:
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Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.
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Current Version
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Jul 17, 2024Quiz Edited by
ProProfs Editorial Team -
Jul 09, 2024Quiz Created by
Kasturi Chaudhuri
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