Add 15/60 and 21/10
1st number: 15/60, 2nd number: 2 1/10
15/60 + 21/10 is 47/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 10 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 60 × 1 = 60,
15/60 = 15 × 1/60 × 1 = 15/60 - Likewise, for the 2nd fraction, since 10 × 6 = 60,
21/10 = 21 × 6/10 × 6 = 126/60 - Add the two like fractions:
15/60 + 126/60 = 15 + 126/60 = 141/60 - 141/60 simplified gives 47/20
- So, 15/60 + 21/10 = 47/20
In mixed form: 27/20
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