Subtract 35/80 from 7/27, Solve 7/27

Subtract 35/80 from 7/27

7/27 - 35/80 is -77/432.

Find the least common denominator or LCM of the two denominators:
LCM of 27 and 80 is 2160

Next, find the equivalent fraction of both fractional numbers with denominator 2160
For the 1st fraction, since 27 × 80 = 2160,
7/27 = 7 × 80/27 × 80 = 560/2160
Likewise, for the 2nd fraction, since 80 × 27 = 2160,
35/80 = 35 × 27/80 × 27 = 945/2160
Subtract the two like fractions:
560/2160 - 945/2160 = 560 - 945/2160 = -385/2160
After reducing the fraction, the answer is -77/432

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