Add 81/30 and 6/56
1st number: 2 21/30, 2nd number: 6/56
81/30 + 6/56 is 393/140.
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,
6/56 = 6 × 15/56 × 15 = 90/840 - Add the two like fractions:
2268/840 + 90/840 = 2268 + 90/840 = 2358/840 - 2358/840 simplified gives 393/140
- So, 81/30 + 6/56 = 393/140
In mixed form: 2113/140
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