Add 63/18 and 72/25, Solve 3 9/18 + 2 22/25 as a fraction

Add 63/18 and 72/25

1^st number: 3 9/18, 2^nd number: 2 22/25

63/18 + 72/25 is 319/50.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 25 is 450

Next, find the equivalent fraction of both fractional numbers with denominator 450
For the 1st fraction, since 18 × 25 = 450,
63/18 = 63 × 25/18 × 25 = 1575/450
Likewise, for the 2nd fraction, since 25 × 18 = 450,
72/25 = 72 × 18/25 × 18 = 1296/450
Add the two like fractions:
1575/450 + 1296/450 = 1575 + 1296/450 = 2871/450
2871/450 simplified gives 319/50
So, 63/18 + 72/25 = 319/50
In mixed form: 619/50

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