Add 81/14 and 12/80
1st number: 5 11/14, 2nd number: 12/80
81/14 + 12/80 is 831/140.
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,
81/14 = 81 × 40/14 × 40 = 3240/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
12/80 = 12 × 7/80 × 7 = 84/560 - Add the two like fractions:
3240/560 + 84/560 = 3240 + 84/560 = 3324/560 - 3324/560 simplified gives 831/140
- So, 81/14 + 12/80 = 831/140
In mixed form: 5131/140
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