Add 50/60 and 21/63, Solve 50/60 + 21/63 as a fraction

Add 50/60 and 21/63

50/60 + 21/63 is 7/6.

Find the least common denominator or LCM of the two denominators:
LCM of 60 and 63 is 1260

Next, find the equivalent fraction of both fractional numbers with denominator 1260
For the 1st fraction, since 60 × 21 = 1260,
50/60 = 50 × 21/60 × 21 = 1050/1260
Likewise, for the 2nd fraction, since 63 × 20 = 1260,
21/63 = 21 × 20/63 × 20 = 420/1260
Add the two like fractions:
1050/1260 + 420/1260 = 1050 + 420/1260 = 1470/1260
1470/1260 simplified gives 7/6
So, 50/60 + 21/63 = 7/6
In mixed form: 11/6

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