Add 28/15 and 20/8
1st number: 1 13/15, 2nd number: 2 4/8
28/15 + 20/8 is 131/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 15 × 8 = 120,
28/15 = 28 × 8/15 × 8 = 224/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
20/8 = 20 × 15/8 × 15 = 300/120 - Add the two like fractions:
224/120 + 300/120 = 224 + 300/120 = 524/120 - 524/120 simplified gives 131/30
- So, 28/15 + 20/8 = 131/30
In mixed form: 411/30
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