Subtract 2/5 from 28/30
28/30 - 2/5 is 8/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 5 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
28/30 = 28 × 1/30 × 1 = 28/30 - Likewise, for the 2nd fraction, since 5 × 6 = 30,
2/5 = 2 × 6/5 × 6 = 12/30 - Subtract the two like fractions:
28/30 - 12/30 = 28 - 12/30 = 16/30 - After reducing the fraction, the answer is 8/15
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