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What is 1/20 - 1/36? Keep it in fraction form.
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What is 1/20 - 1/36? Keep it in fraction form.

User Harmeet Singh Taara
by
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2 Answers

3 votes
Answer is 1/45

(1) Find the LCD for 1/20-1/36 :180
1 * 9/180 - 1 * 5/180
(2) 9/180 - 5/180 = 4/180 = 1/45

User Emlyn
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6.0k points
4 votes
the fraction is your answer :P so the common denominator seems to be 180, which ends up being 9/180 - 5/180 = 4/180, which simplifies to 1/45 and thats what 1/20-1/36 equals to :P 
User Dmytro Zavalkin
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5.8k points
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