Add 84/63 and 63/48, Solve 1 21/63 + 1 15/48 as a fraction

Add 84/63 and 63/48

1^st number: 1 21/63, 2^nd number: 1 15/48

84/63 + 63/48 is 127/48.

Find the least common denominator or LCM of the two denominators:
LCM of 63 and 48 is 1008

Next, find the equivalent fraction of both fractional numbers with denominator 1008
For the 1st fraction, since 63 × 16 = 1008,
84/63 = 84 × 16/63 × 16 = 1344/1008
Likewise, for the 2nd fraction, since 48 × 21 = 1008,
63/48 = 63 × 21/48 × 21 = 1323/1008
Add the two like fractions:
1344/1008 + 1323/1008 = 1344 + 1323/1008 = 2667/1008
2667/1008 simplified gives 127/48
So, 84/63 + 63/48 = 127/48
In mixed form: 231/48

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