Add 81/20 and 20/75
1st number: 4 1/20, 2nd number: 20/75
81/20 + 20/75 is 259/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 75 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 20 × 15 = 300,
81/20 = 81 × 15/20 × 15 = 1215/300 - Likewise, for the 2nd fraction, since 75 × 4 = 300,
20/75 = 20 × 4/75 × 4 = 80/300 - Add the two like fractions:
1215/300 + 80/300 = 1215 + 80/300 = 1295/300 - 1295/300 simplified gives 259/60
- So, 81/20 + 20/75 = 259/60
In mixed form: 419/60
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