Add 81/35 and 60/80
1st number: 2 11/35, 2nd number: 60/80
81/35 + 60/80 is 429/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 35 × 16 = 560,
81/35 = 81 × 16/35 × 16 = 1296/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
60/80 = 60 × 7/80 × 7 = 420/560 - Add the two like fractions:
1296/560 + 420/560 = 1296 + 420/560 = 1716/560 - 1716/560 simplified gives 429/140
- So, 81/35 + 60/80 = 429/140
In mixed form: 39/140
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