Add 50/90 and 42/63, Solve 50/90 + 42/63 as a fraction

Add 50/90 and 42/63

50/90 + 42/63 is 11/9.

Find the least common denominator or LCM of the two denominators:
LCM of 90 and 63 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 90 × 7 = 630,
50/90 = 50 × 7/90 × 7 = 350/630
Likewise, for the 2nd fraction, since 63 × 10 = 630,
42/63 = 42 × 10/63 × 10 = 420/630
Add the two like fractions:
350/630 + 420/630 = 350 + 420/630 = 770/630
770/630 simplified gives 11/9
So, 50/90 + 42/63 = 11/9
In mixed form: 12/9

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