Add 15/5 and 18/28
1st number: 3 0/5, 2nd number: 18/28
15/5 + 18/28 is 51/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 5 × 28 = 140,
15/5 = 15 × 28/5 × 28 = 420/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
18/28 = 18 × 5/28 × 5 = 90/140 - Add the two like fractions:
420/140 + 90/140 = 420 + 90/140 = 510/140 - 510/140 simplified gives 51/14
- So, 15/5 + 18/28 = 51/14
In mixed form: 39/14
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