Add 12/56 and 15/9
1st number: 12/56, 2nd number: 1 6/9
12/56 + 15/9 is 79/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 9 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
12/56 = 12 × 9/56 × 9 = 108/504 - Likewise, for the 2nd fraction, since 9 × 56 = 504,
15/9 = 15 × 56/9 × 56 = 840/504 - Add the two like fractions:
108/504 + 840/504 = 108 + 840/504 = 948/504 - 948/504 simplified gives 79/42
- So, 12/56 + 15/9 = 79/42
In mixed form: 137/42
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