Subtract 49/80 from 42/27
1st number: 1 15/27, 2nd number: 49/80
42/27 - 49/80 is 679/720.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 80 is 2160
Next, find the equivalent fraction of both fractional numbers with denominator 2160 - For the 1st fraction, since 27 × 80 = 2160,
42/27 = 42 × 80/27 × 80 = 3360/2160 - Likewise, for the 2nd fraction, since 80 × 27 = 2160,
49/80 = 49 × 27/80 × 27 = 1323/2160 - Subtract the two like fractions:
3360/2160 - 1323/2160 = 3360 - 1323/2160 = 2037/2160 - After reducing the fraction, the answer is 679/720
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