Subtract 6/90 from 2/5
2/5 - 6/90 is 1/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 5 × 18 = 90,
2/5 = 2 × 18/5 × 18 = 36/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
6/90 = 6 × 1/90 × 1 = 6/90 - Subtract the two like fractions:
36/90 - 6/90 = 36 - 6/90 = 30/90 - After reducing the fraction, the answer is 1/3
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