Add 18/63 and 54/56
18/63 + 54/56 is 5/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
18/63 = 18 × 8/63 × 8 = 144/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
54/56 = 54 × 9/56 × 9 = 486/504 - Add the two like fractions:
144/504 + 486/504 = 144 + 486/504 = 630/504 - 630/504 simplified gives 5/4
- So, 18/63 + 54/56 = 5/4
In mixed form: 11/4
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