Add 90/60 and 27/20
1st number: 1 30/60, 2nd number: 1 7/20
90/60 + 27/20 is 57/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 60 × 1 = 60,
90/60 = 90 × 1/60 × 1 = 90/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
27/20 = 27 × 3/20 × 3 = 81/60 - Add the two like fractions:
90/60 + 81/60 = 90 + 81/60 = 171/60 - 171/60 simplified gives 57/20
- So, 90/60 + 27/20 = 57/20
In mixed form: 217/20
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