Subtract 15/70 from 84/27, Solve 3 3/27

Subtract 15/70 from 84/27

1^st number: 3 3/27, 2^nd number: 15/70

84/27 - 15/70 is 365/126.

Find the least common denominator or LCM of the two denominators:
LCM of 27 and 70 is 1890

Next, find the equivalent fraction of both fractional numbers with denominator 1890
For the 1st fraction, since 27 × 70 = 1890,
84/27 = 84 × 70/27 × 70 = 5880/1890
Likewise, for the 2nd fraction, since 70 × 27 = 1890,
15/70 = 15 × 27/70 × 27 = 405/1890
Subtract the two like fractions:
5880/1890 - 405/1890 = 5880 - 405/1890 = 5475/1890
After reducing the fraction, the answer is 365/126
In mixed form: 2113/126

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