Add 98/20 and 81/56
1st number: 4 18/20, 2nd number: 1 25/56
98/20 + 81/56 is 1777/280.
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,
98/20 = 98 × 14/20 × 14 = 1372/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
81/56 = 81 × 5/56 × 5 = 405/280 - Add the two like fractions:
1372/280 + 405/280 = 1372 + 405/280 = 1777/280 - So, 98/20 + 81/56 = 1777/280
In mixed form: 697/280
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