Add 15/5 and 20/28
1st number: 3 0/5, 2nd number: 20/28
15/5 + 20/28 is 26/7.
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,
20/28 = 20 × 5/28 × 5 = 100/140 - Add the two like fractions:
420/140 + 100/140 = 420 + 100/140 = 520/140 - 520/140 simplified gives 26/7
- So, 15/5 + 20/28 = 26/7
In mixed form: 35/7
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