Add 63/42 and 9/25, Solve 1 21/42 + 9/25 as a fraction

Add 63/42 and 9/25

1^st number: 1 21/42, 2^nd number: 9/25

63/42 + 9/25 is 93/50.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 25 is 1050

Next, find the equivalent fraction of both fractional numbers with denominator 1050
For the 1st fraction, since 42 × 25 = 1050,
63/42 = 63 × 25/42 × 25 = 1575/1050
Likewise, for the 2nd fraction, since 25 × 42 = 1050,
9/25 = 9 × 42/25 × 42 = 378/1050
Add the two like fractions:
1575/1050 + 378/1050 = 1575 + 378/1050 = 1953/1050
1953/1050 simplified gives 93/50
So, 63/42 + 9/25 = 93/50
In mixed form: 143/50

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