Subtract 4/96 from 20/90
20/90 - 4/96 is 13/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 96 is 1440
Next, find the equivalent fraction of both fractional numbers with denominator 1440 - For the 1st fraction, since 90 × 16 = 1440,
20/90 = 20 × 16/90 × 16 = 320/1440 - Likewise, for the 2nd fraction, since 96 × 15 = 1440,
4/96 = 4 × 15/96 × 15 = 60/1440 - Subtract the two like fractions:
320/1440 - 60/1440 = 320 - 60/1440 = 260/1440 - After reducing the fraction, the answer is 13/72
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