Add 28/8 and 90/63
1st number: 3 4/8, 2nd number: 1 27/63
28/8 + 90/63 is 69/14.
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,
28/8 = 28 × 63/8 × 63 = 1764/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
90/63 = 90 × 8/63 × 8 = 720/504 - Add the two like fractions:
1764/504 + 720/504 = 1764 + 720/504 = 2484/504 - 2484/504 simplified gives 69/14
- So, 28/8 + 90/63 = 69/14
In mixed form: 413/14
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