Add 18/15 and 4/28
1st number: 1 3/15, 2nd number: 4/28
18/15 + 4/28 is 47/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 28 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 15 × 28 = 420,
18/15 = 18 × 28/15 × 28 = 504/420 - Likewise, for the 2nd fraction, since 28 × 15 = 420,
4/28 = 4 × 15/28 × 15 = 60/420 - Add the two like fractions:
504/420 + 60/420 = 504 + 60/420 = 564/420 - 564/420 simplified gives 47/35
- So, 18/15 + 4/28 = 47/35
In mixed form: 112/35
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