Subtract 3/49 from 70/18, Solve 3 16/18

Subtract 3/49 from 70/18

1^st number: 3 16/18, 2^nd number: 3/49

70/18 - 3/49 is 1688/441.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 49 is 882

Next, find the equivalent fraction of both fractional numbers with denominator 882
For the 1st fraction, since 18 × 49 = 882,
70/18 = 70 × 49/18 × 49 = 3430/882
Likewise, for the 2nd fraction, since 49 × 18 = 882,
3/49 = 3 × 18/49 × 18 = 54/882
Subtract the two like fractions:
3430/882 - 54/882 = 3430 - 54/882 = 3376/882
After reducing the fraction, the answer is 1688/441
In mixed form: 3365/441

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