Add 42/10 and 75/12
1st number: 4 2/10, 2nd number: 6 3/12
42/10 + 75/12 is 209/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 10 × 6 = 60,
42/10 = 42 × 6/10 × 6 = 252/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
75/12 = 75 × 5/12 × 5 = 375/60 - Add the two like fractions:
252/60 + 375/60 = 252 + 375/60 = 627/60 - 627/60 simplified gives 209/20
- So, 42/10 + 75/12 = 209/20
In mixed form: 109/20
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