Add 28/18 and 4/15
1st number: 1 10/18, 2nd number: 4/15
28/18 + 4/15 is 82/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 15 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
28/18 = 28 × 5/18 × 5 = 140/90 - Likewise, for the 2nd fraction, since 15 × 6 = 90,
4/15 = 4 × 6/15 × 6 = 24/90 - Add the two like fractions:
140/90 + 24/90 = 140 + 24/90 = 164/90 - 164/90 simplified gives 82/45
- So, 28/18 + 4/15 = 82/45
In mixed form: 137/45
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