Add 28/2 and 15/90
1st number: 14 0/2, 2nd number: 15/90
28/2 + 15/90 is 85/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 2 × 45 = 90,
28/2 = 28 × 45/2 × 45 = 1260/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
15/90 = 15 × 1/90 × 1 = 15/90 - Add the two like fractions:
1260/90 + 15/90 = 1260 + 15/90 = 1275/90 - 1275/90 simplified gives 85/6
- So, 28/2 + 15/90 = 85/6
In mixed form: 141/6
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