Subtract 48/70 from 27/49, Solve 27/49

Subtract 48/70 from 27/49

27/49 - 48/70 is -33/245.

Find the least common denominator or LCM of the two denominators:
LCM of 49 and 70 is 490

Next, find the equivalent fraction of both fractional numbers with denominator 490
For the 1st fraction, since 49 × 10 = 490,
27/49 = 27 × 10/49 × 10 = 270/490
Likewise, for the 2nd fraction, since 70 × 7 = 490,
48/70 = 48 × 7/70 × 7 = 336/490
Subtract the two like fractions:
270/490 - 336/490 = 270 - 336/490 = -66/490
After reducing the fraction, the answer is -33/245

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