Add 81/48 and 56/20
1st number: 1 33/48, 2nd number: 2 16/20
81/48 + 56/20 is 359/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 20 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 48 × 5 = 240,
81/48 = 81 × 5/48 × 5 = 405/240 - Likewise, for the 2nd fraction, since 20 × 12 = 240,
56/20 = 56 × 12/20 × 12 = 672/240 - Add the two like fractions:
405/240 + 672/240 = 405 + 672/240 = 1077/240 - 1077/240 simplified gives 359/80
- So, 81/48 + 56/20 = 359/80
In mixed form: 439/80
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