Subtract 7/18 from 28/50
28/50 - 7/18 is 77/450.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 18 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 50 × 9 = 450,
28/50 = 28 × 9/50 × 9 = 252/450 - Likewise, for the 2nd fraction, since 18 × 25 = 450,
7/18 = 7 × 25/18 × 25 = 175/450 - Subtract the two like fractions:
252/450 - 175/450 = 252 - 175/450 = 77/450
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