Add 12/9 and 42/56
1st number: 1 3/9, 2nd number: 42/56
12/9 + 42/56 is 25/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 9 × 56 = 504,
12/9 = 12 × 56/9 × 56 = 672/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
42/56 = 42 × 9/56 × 9 = 378/504 - Add the two like fractions:
672/504 + 378/504 = 672 + 378/504 = 1050/504 - 1050/504 simplified gives 25/12
- So, 12/9 + 42/56 = 25/12
In mixed form: 21/12
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