Subtract 42/80 from 20/14
1st number: 1 6/14, 2nd number: 42/80
20/14 - 42/80 is 253/280.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 14 × 40 = 560,
20/14 = 20 × 40/14 × 40 = 800/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
42/80 = 42 × 7/80 × 7 = 294/560 - Subtract the two like fractions:
800/560 - 294/560 = 800 - 294/560 = 506/560 - After reducing the fraction, the answer is 253/280
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