Add 50/72 and 80/42, Solve 50/72 + 1 38/42 as a fraction

Add 50/72 and 80/42

1^st number: 50/72, 2^nd number: 1 38/42

50/72 + 80/42 is 655/252.

Find the least common denominator or LCM of the two denominators:
LCM of 72 and 42 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 72 × 7 = 504,
50/72 = 50 × 7/72 × 7 = 350/504
Likewise, for the 2nd fraction, since 42 × 12 = 504,
80/42 = 80 × 12/42 × 12 = 960/504
Add the two like fractions:
350/504 + 960/504 = 350 + 960/504 = 1310/504
1310/504 simplified gives 655/252
So, 50/72 + 80/42 = 655/252
In mixed form: 2151/252

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