Add 81/20 and 3/80
1st number: 4 1/20, 2nd number: 3/80
81/20 + 3/80 is 327/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 20 × 4 = 80,
81/20 = 81 × 4/20 × 4 = 324/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
3/80 = 3 × 1/80 × 1 = 3/80 - Add the two like fractions:
324/80 + 3/80 = 324 + 3/80 = 327/80 - So, 81/20 + 3/80 = 327/80
In mixed form: 47/80
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