Add 20/14 and 81/80
1st number: 1 6/14, 2nd number: 1 1/80
20/14 + 81/80 is 1367/560.
Steps for adding 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,
81/80 = 81 × 7/80 × 7 = 567/560 - Add the two like fractions:
800/560 + 567/560 = 800 + 567/560 = 1367/560 - So, 20/14 + 81/80 = 1367/560
In mixed form: 2247/560
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