Add 28/9 and 81/60
1st number: 3 1/9, 2nd number: 1 21/60
28/9 + 81/60 is 803/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 9 × 20 = 180,
28/9 = 28 × 20/9 × 20 = 560/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
81/60 = 81 × 3/60 × 3 = 243/180 - Add the two like fractions:
560/180 + 243/180 = 560 + 243/180 = 803/180 - So, 28/9 + 81/60 = 803/180
In mixed form: 483/180
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