Add 20/15 and 28/20
1st number: 1 5/15, 2nd number: 1 8/20
20/15 + 28/20 is 41/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
20/15 = 20 × 4/15 × 4 = 80/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
28/20 = 28 × 3/20 × 3 = 84/60 - Add the two like fractions:
80/60 + 84/60 = 80 + 84/60 = 164/60 - 164/60 simplified gives 41/15
- So, 20/15 + 28/20 = 41/15
In mixed form: 211/15
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