Add 81/63 and 30/8
1st number: 1 18/63, 2nd number: 3 6/8
81/63 + 30/8 is 141/28.
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,
81/63 = 81 × 8/63 × 8 = 648/504 - Likewise, for the 2nd fraction, since 8 × 63 = 504,
30/8 = 30 × 63/8 × 63 = 1890/504 - Add the two like fractions:
648/504 + 1890/504 = 648 + 1890/504 = 2538/504 - 2538/504 simplified gives 141/28
- So, 81/63 + 30/8 = 141/28
In mixed form: 51/28
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