Add 81/60 and 20/75
1st number: 1 21/60, 2nd number: 20/75
81/60 + 20/75 is 97/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 75 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 60 × 5 = 300,
81/60 = 81 × 5/60 × 5 = 405/300 - Likewise, for the 2nd fraction, since 75 × 4 = 300,
20/75 = 20 × 4/75 × 4 = 80/300 - Add the two like fractions:
405/300 + 80/300 = 405 + 80/300 = 485/300 - 485/300 simplified gives 97/60
- So, 81/60 + 20/75 = 97/60
In mixed form: 137/60
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