Add 45/56 and 20/18
1st number: 45/56, 2nd number: 1 2/18
45/56 + 20/18 is 965/504.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 18 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
45/56 = 45 × 9/56 × 9 = 405/504 - Likewise, for the 2nd fraction, since 18 × 28 = 504,
20/18 = 20 × 28/18 × 28 = 560/504 - Add the two like fractions:
405/504 + 560/504 = 405 + 560/504 = 965/504 - So, 45/56 + 20/18 = 965/504
In mixed form: 1461/504
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