Add 28/30 and 90/25
1st number: 28/30, 2nd number: 3 15/25
28/30 + 90/25 is 68/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 25 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 30 × 5 = 150,
28/30 = 28 × 5/30 × 5 = 140/150 - Likewise, for the 2nd fraction, since 25 × 6 = 150,
90/25 = 90 × 6/25 × 6 = 540/150 - Add the two like fractions:
140/150 + 540/150 = 140 + 540/150 = 680/150 - 680/150 simplified gives 68/15
- So, 28/30 + 90/25 = 68/15
In mixed form: 48/15
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