Add 81/20 and 5/56
1st number: 4 1/20, 2nd number: 5/56
81/20 + 5/56 is 1159/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 20 × 14 = 280,
81/20 = 81 × 14/20 × 14 = 1134/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
5/56 = 5 × 5/56 × 5 = 25/280 - Add the two like fractions:
1134/280 + 25/280 = 1134 + 25/280 = 1159/280 - So, 81/20 + 5/56 = 1159/280
In mixed form: 439/280
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