Add 60/90 and 18/12
1st number: 60/90, 2nd number: 1 6/12
60/90 + 18/12 is 13/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 12 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
60/90 = 60 × 2/90 × 2 = 120/180 - Likewise, for the 2nd fraction, since 12 × 15 = 180,
18/12 = 18 × 15/12 × 15 = 270/180 - Add the two like fractions:
120/180 + 270/180 = 120 + 270/180 = 390/180 - 390/180 simplified gives 13/6
- So, 60/90 + 18/12 = 13/6
In mixed form: 21/6
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