Add 90/3 and 15/30
1st number: 30 0/3, 2nd number: 15/30
90/3 + 15/30 is 61/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 3 × 10 = 30,
90/3 = 90 × 10/3 × 10 = 900/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
15/30 = 15 × 1/30 × 1 = 15/30 - Add the two like fractions:
900/30 + 15/30 = 900 + 15/30 = 915/30 - 915/30 simplified gives 61/2
- So, 90/3 + 15/30 = 61/2
In mixed form: 301/2
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