Subtract 7/90 from 5/60
5/60 - 7/90 is 1/180.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 60 × 3 = 180,
5/60 = 5 × 3/60 × 3 = 15/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
7/90 = 7 × 2/90 × 2 = 14/180 - Subtract the two like fractions:
15/180 - 14/180 = 15 - 14/180 = 1/180
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