Subtract 28/90 from 4/75
4/75 - 28/90 is -58/225.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 90 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 75 × 6 = 450,
4/75 = 4 × 6/75 × 6 = 24/450 - Likewise, for the 2nd fraction, since 90 × 5 = 450,
28/90 = 28 × 5/90 × 5 = 140/450 - Subtract the two like fractions:
24/450 - 140/450 = 24 - 140/450 = -116/450 - After reducing the fraction, the answer is -58/225
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