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Byju's Answer
Standard VI
Mathematics
GCD using Step Diagram
What is the G...
Question
What is the GCD of two numbers
56
and
63
?
Evaluate using step diagram method.
A
7
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B
3
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C
2
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D
8
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Solution
The correct option is
A
7
Prime factorization using step diagram for
56
and
63
as follows:
So,
56
=
2
×
2
×
2
×
7
and
63
=
3
×
3
×
7
∴
GCD for both numbers is
7
.
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