Add 15/90 and 45/36
1st number: 15/90, 2nd number: 1 9/36
15/90 + 45/36 is 17/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
15/90 = 15 × 2/90 × 2 = 30/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
45/36 = 45 × 5/36 × 5 = 225/180 - Add the two like fractions:
30/180 + 225/180 = 30 + 225/180 = 255/180 - 255/180 simplified gives 17/12
- So, 15/90 + 45/36 = 17/12
In mixed form: 15/12
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