Add 30/8 and 84/63
1st number: 3 6/8, 2nd number: 1 21/63
30/8 + 84/63 is 61/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 8 × 63 = 504,
30/8 = 30 × 63/8 × 63 = 1890/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
84/63 = 84 × 8/63 × 8 = 672/504 - Add the two like fractions:
1890/504 + 672/504 = 1890 + 672/504 = 2562/504 - 2562/504 simplified gives 61/12
- So, 30/8 + 84/63 = 61/12
In mixed form: 51/12
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