Add 81/10 and 30/27
1st number: 8 1/10, 2nd number: 1 3/27
81/10 + 30/27 is 829/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 27 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 10 × 27 = 270,
81/10 = 81 × 27/10 × 27 = 2187/270 - Likewise, for the 2nd fraction, since 27 × 10 = 270,
30/27 = 30 × 10/27 × 10 = 300/270 - Add the two like fractions:
2187/270 + 300/270 = 2187 + 300/270 = 2487/270 - 2487/270 simplified gives 829/90
- So, 81/10 + 30/27 = 829/90
In mixed form: 919/90
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