Add 20/18 and 9/56
1st number: 1 2/18, 2nd number: 9/56
20/18 + 9/56 is 641/504.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 18 × 28 = 504,
20/18 = 20 × 28/18 × 28 = 560/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
9/56 = 9 × 9/56 × 9 = 81/504 - Add the two like fractions:
560/504 + 81/504 = 560 + 81/504 = 641/504 - So, 20/18 + 9/56 = 641/504
In mixed form: 1137/504
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