Add 28/63 and 81/24, Solve 28/63 + 3 9/24 as a fraction

Add 28/63 and 81/24

1^st number: 28/63, 2^nd number: 3 9/24

28/63 + 81/24 is 275/72.

Find the least common denominator or LCM of the two denominators:
LCM of 63 and 24 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 63 × 8 = 504,
28/63 = 28 × 8/63 × 8 = 224/504
Likewise, for the 2nd fraction, since 24 × 21 = 504,
81/24 = 81 × 21/24 × 21 = 1701/504
Add the two like fractions:
224/504 + 1701/504 = 224 + 1701/504 = 1925/504
1925/504 simplified gives 275/72
So, 28/63 + 81/24 = 275/72
In mixed form: 359/72

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