Add 12/9 and 42/60
1st number: 1 3/9, 2nd number: 42/60
12/9 + 42/60 is 61/30.
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,
12/9 = 12 × 20/9 × 20 = 240/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
42/60 = 42 × 3/60 × 3 = 126/180 - Add the two like fractions:
240/180 + 126/180 = 240 + 126/180 = 366/180 - 366/180 simplified gives 61/30
- So, 12/9 + 42/60 = 61/30
In mixed form: 21/30
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