Subtract 18/80 from 54/49
1st number: 1 5/49, 2nd number: 18/80
54/49 - 18/80 is 1719/1960.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 80 is 3920
Next, find the equivalent fraction of both fractional numbers with denominator 3920 - For the 1st fraction, since 49 × 80 = 3920,
54/49 = 54 × 80/49 × 80 = 4320/3920 - Likewise, for the 2nd fraction, since 80 × 49 = 3920,
18/80 = 18 × 49/80 × 49 = 882/3920 - Subtract the two like fractions:
4320/3920 - 882/3920 = 4320 - 882/3920 = 3438/3920 - After reducing the fraction, the answer is 1719/1960
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