Subtract 28/30 from 2/36
2/36 - 28/30 is -79/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 30 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
2/36 = 2 × 5/36 × 5 = 10/180 - Likewise, for the 2nd fraction, since 30 × 6 = 180,
28/30 = 28 × 6/30 × 6 = 168/180 - Subtract the two like fractions:
10/180 - 168/180 = 10 - 168/180 = -158/180 - After reducing the fraction, the answer is -79/90
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