Subtract 27/98 from 63/18, Solve 3 9/18

Subtract 27/98 from 63/18

1^st number: 3 9/18, 2^nd number: 27/98

63/18 - 27/98 is 158/49.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 98 is 882

Next, find the equivalent fraction of both fractional numbers with denominator 882
For the 1st fraction, since 18 × 49 = 882,
63/18 = 63 × 49/18 × 49 = 3087/882
Likewise, for the 2nd fraction, since 98 × 9 = 882,
27/98 = 27 × 9/98 × 9 = 243/882
Subtract the two like fractions:
3087/882 - 243/882 = 3087 - 243/882 = 2844/882
After reducing the fraction, the answer is 158/49
In mixed form: 311/49

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