Add 15/10 and 28/16
1st number: 1 5/10, 2nd number: 1 12/16
15/10 + 28/16 is 13/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 16 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 10 × 8 = 80,
15/10 = 15 × 8/10 × 8 = 120/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
28/16 = 28 × 5/16 × 5 = 140/80 - Add the two like fractions:
120/80 + 140/80 = 120 + 140/80 = 260/80 - 260/80 simplified gives 13/4
- So, 15/10 + 28/16 = 13/4
In mixed form: 31/4
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