Add 15/60 and 81/16
1st number: 15/60, 2nd number: 5 1/16
15/60 + 81/16 is 85/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 16 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 60 × 4 = 240,
15/60 = 15 × 4/60 × 4 = 60/240 - Likewise, for the 2nd fraction, since 16 × 15 = 240,
81/16 = 81 × 15/16 × 15 = 1215/240 - Add the two like fractions:
60/240 + 1215/240 = 60 + 1215/240 = 1275/240 - 1275/240 simplified gives 85/16
- So, 15/60 + 81/16 = 85/16
In mixed form: 55/16
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