Add 63/35 and 75/60, Solve 1 28/35 + 1 15/60 as a fraction

Add 63/35 and 75/60

1^st number: 1 28/35, 2^nd number: 1 15/60

63/35 + 75/60 is 61/20.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 60 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 35 × 12 = 420,
63/35 = 63 × 12/35 × 12 = 756/420
Likewise, for the 2nd fraction, since 60 × 7 = 420,
75/60 = 75 × 7/60 × 7 = 525/420
Add the two like fractions:
756/420 + 525/420 = 756 + 525/420 = 1281/420
1281/420 simplified gives 61/20
So, 63/35 + 75/60 = 61/20
In mixed form: 31/20

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