Add 90/28 and 15/5
1st number: 3 6/28, 2nd number: 3 0/5
90/28 + 15/5 is 87/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 5 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
90/28 = 90 × 5/28 × 5 = 450/140 - Likewise, for the 2nd fraction, since 5 × 28 = 140,
15/5 = 15 × 28/5 × 28 = 420/140 - Add the two like fractions:
450/140 + 420/140 = 450 + 420/140 = 870/140 - 870/140 simplified gives 87/14
- So, 90/28 + 15/5 = 87/14
In mixed form: 63/14
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