Add 81/30 and 10/56
1st number: 2 21/30, 2nd number: 10/56
81/30 + 10/56 is 403/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 56 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 30 × 28 = 840,
81/30 = 81 × 28/30 × 28 = 2268/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
10/56 = 10 × 15/56 × 15 = 150/840 - Add the two like fractions:
2268/840 + 150/840 = 2268 + 150/840 = 2418/840 - 2418/840 simplified gives 403/140
- So, 81/30 + 10/56 = 403/140
In mixed form: 2123/140
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