Add 15/9 and 90/60
1st number: 1 6/9, 2nd number: 1 30/60
15/9 + 90/60 is 19/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 9 × 20 = 180,
15/9 = 15 × 20/9 × 20 = 300/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
90/60 = 90 × 3/60 × 3 = 270/180 - Add the two like fractions:
300/180 + 270/180 = 300 + 270/180 = 570/180 - 570/180 simplified gives 19/6
- So, 15/9 + 90/60 = 19/6
In mixed form: 31/6
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