Add 18/63 and 15/8
1st number: 18/63, 2nd number: 1 7/8
18/63 + 15/8 is 121/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 8 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 8 × 63 = 504,
15/8 = 15 × 63/8 × 63 = 945/504 - Add the two like fractions:
144/504 + 945/504 = 144 + 945/504 = 1089/504 - 1089/504 simplified gives 121/56
- So, 18/63 + 15/8 = 121/56
In mixed form: 29/56
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