Add 30/4 and 81/63
1st number: 7 2/4, 2nd number: 1 18/63
30/4 + 81/63 is 123/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 4 × 63 = 252,
30/4 = 30 × 63/4 × 63 = 1890/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
81/63 = 81 × 4/63 × 4 = 324/252 - Add the two like fractions:
1890/252 + 324/252 = 1890 + 324/252 = 2214/252 - 2214/252 simplified gives 123/14
- So, 30/4 + 81/63 = 123/14
In mixed form: 811/14
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