Add 25/15 and 90/12
1st number: 1 10/15, 2nd number: 7 6/12
25/15 + 90/12 is 55/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
25/15 = 25 × 4/15 × 4 = 100/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
90/12 = 90 × 5/12 × 5 = 450/60 - Add the two like fractions:
100/60 + 450/60 = 100 + 450/60 = 550/60 - 550/60 simplified gives 55/6
- So, 25/15 + 90/12 = 55/6
In mixed form: 91/6
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