Subtract 16/54 from 2/80, Solve 2/80

Subtract 16/54 from 2/80

2/80 - 16/54 is -293/1080.

Find the least common denominator or LCM of the two denominators:
LCM of 80 and 54 is 2160

Next, find the equivalent fraction of both fractional numbers with denominator 2160
For the 1st fraction, since 80 × 27 = 2160,
2/80 = 2 × 27/80 × 27 = 54/2160
Likewise, for the 2nd fraction, since 54 × 40 = 2160,
16/54 = 16 × 40/54 × 40 = 640/2160
Subtract the two like fractions:
54/2160 - 640/2160 = 54 - 640/2160 = -586/2160
After reducing the fraction, the answer is -293/1080

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