Add 63/42 and 9/75, Solve 1 21/42 + 9/75 as a fraction

Add 63/42 and 9/75

1^st number: 1 21/42, 2^nd number: 9/75

63/42 + 9/75 is 81/50.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 75 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 75 × 14 = 1050,
9/75 = 9 × 14/75 × 14 = 126/1050
Add the two like fractions:
1575/1050 + 126/1050 = 1575 + 126/1050 = 1701/1050
1701/1050 simplified gives 81/50
So, 63/42 + 9/75 = 81/50
In mixed form: 131/50

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