Add 63/18 and 90/56
1st number: 3 9/18, 2nd number: 1 34/56
63/18 + 90/56 is 143/28.
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,
63/18 = 63 × 28/18 × 28 = 1764/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
90/56 = 90 × 9/56 × 9 = 810/504 - Add the two like fractions:
1764/504 + 810/504 = 1764 + 810/504 = 2574/504 - 2574/504 simplified gives 143/28
- So, 63/18 + 90/56 = 143/28
In mixed form: 53/28
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