Add 81/10 and 30/56
1st number: 8 1/10, 2nd number: 30/56
81/10 + 30/56 is 1209/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 10 × 28 = 280,
81/10 = 81 × 28/10 × 28 = 2268/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
30/56 = 30 × 5/56 × 5 = 150/280 - Add the two like fractions:
2268/280 + 150/280 = 2268 + 150/280 = 2418/280 - 2418/280 simplified gives 1209/140
- So, 81/10 + 30/56 = 1209/140
In mixed form: 889/140
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