Add 81/18 and 12/56
1st number: 4 9/18, 2nd number: 12/56
81/18 + 12/56 is 33/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 18 × 28 = 504,
81/18 = 81 × 28/18 × 28 = 2268/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
12/56 = 12 × 9/56 × 9 = 108/504 - Add the two like fractions:
2268/504 + 108/504 = 2268 + 108/504 = 2376/504 - 2376/504 simplified gives 33/7
- So, 81/18 + 12/56 = 33/7
In mixed form: 45/7
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