# Common denominator

## Quiz by Eden Westergaard

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18 questions
• Q1
What is a common denominator?
A common denominator is a multiple of two or more denominators.
A common denominator is a decimal number.
A common denominator is a fraction with a whole number in the denominator.
A common denominator is a fraction with a whole number in the numerator.
A common denominator is the same as the numerator in a fraction.
30s
• Q2
How do you find a common denominator?
To find a common denominator, you divide the denominators of the fractions.
To find a common denominator, you need to determine the least common multiple (LCM) of the denominators.
To find a common denominator, you add the numerators of the fractions.
To find a common denominator, you multiply the denominators of the fractions.
To find a common denominator, you subtract the numerators of the fractions.
30s
• Q3
What is the purpose of finding a common denominator?
The purpose of finding a common denominator is to be able to add or subtract fractions with different denominators.
The purpose of finding a common denominator is to find the greatest common divisor.
The purpose of finding a common denominator is to multiply fractions.
The purpose of finding a common denominator is to simplify fractions.
The purpose of finding a common denominator is to convert fractions to decimals.
30s
• Q4
What is the common denominator of 3/4 and 5/6?
The common denominator of 3/4 and 5/6 is 6.
The common denominator of 3/4 and 5/6 is 18.
The common denominator of 3/4 and 5/6 is 10.
The common denominator of 3/4 and 5/6 is 8.
The common denominator of 3/4 and 5/6 is 12.
30s
• Q5
Which of the following fractions is equivalent to 3/5?
6/10
4/9
6/10
2/7
30s
• Q6
What is the product of 7 and 9?
63
16
56
63
30s
• Q7
What is the least common multiple of 4 and 9?
12
18
36
36
30s
• Q8
A recipe calls for 2 cups of flour and 1/2 cup of sugar. If you want to triple the recipe, how many cups of flour and how many cups of sugar will you need?
4 cups of flour and 1 cup of sugar
8 cups of flour and 2 cups of sugar
6 cups of flour and 1.5 cups of sugar
6 cups of flour and 1.5 cups of sugar
30s
• Q9
Which of the following fractions is equivalent to 2/3?
1/5
3/4
4/6
5/8
30s
• Q10
Which of the following fractions is a proper fraction?
8/3
2/5
5/2
6/6
30s
• Q11
A pizza has been divided into 8 equal slices. If 3 slices are eaten, what fraction of the pizza remains?
1/8
2/8
5/8
3/8
30s
• Q12
A rectangular garden is 12 meters long and 8 meters wide. What is the area of the garden in square meters?
64
48
96
20
30s
• Q13
A recipe requires 3/4 cup of sugar to make 12 cookies. How much sugar is needed to make 20 cookies?
1/4
5/4
1/2
3/8
30s
• Q14
Sara has 20 marbles, and she wants to divide them equally among her 5 friends. How many marbles will each friend get?
4
10
5
2
30s
• Q15
What is the value of 3/4?
0.5
0.75
1.5
1.25
30s

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