Adding fractions
Authored by Lyn Douglas
Mathematics
7th Grade
CCSS covered
Used 3+ times
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14 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in adding fractions with different denominators?
Find the least common multiple (LCM) of the denominators
Add the numerators together directly
Multiply the denominators together
Find the greatest common divisor (GCD) of the denominators
Tags
CCSS.5.NF.A.1
CCSS.5.NF.A.2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the least common multiple (LCM) of 4 and 6?
10
8
24
12
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following fractions cannot be added directly without finding a common denominator?
1/3 and 1/4
2/5 and 1/7
4/9 and 3/10
3/8 and 2/6
Tags
CCSS.5.NF.A.1
CCSS.5.NF.A.2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is 2/3 + 3/4 when expressed with a common denominator?
5/7
7/12
6/7
1/12
Tags
CCSS.5.NF.A.1
CCSS.5.NF.A.2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If you add 1/3 and 1/6, what is the resulting fraction in its simplest form?
2/9
3/9
1/2
2/6
Tags
CCSS.5.NF.A.1
CCSS.5.NF.A.2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the sum of 1/2 and 2/5 when expressed with a common denominator?
9/10
4/10
7/10
1/10
Tags
CCSS.5.NF.A.1
CCSS.5.NF.A.2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following pairs of fractions can be added directly without finding a common denominator?
3/7 and 2/14
5/8 and 3/4
1/2 and 3/6
7/10 and 2/5
Tags
CCSS.5.NF.A.1
CCSS.5.NF.A.2
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