Add 50/42 and 7/80, Solve 1 8/42 + 7/80 as a fraction

Add 50/42 and 7/80

1^st number: 1 8/42, 2^nd number: 7/80

50/42 + 7/80 is 2147/1680.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 80 is 1680

Next, find the equivalent fraction of both fractional numbers with denominator 1680
For the 1st fraction, since 42 × 40 = 1680,
50/42 = 50 × 40/42 × 40 = 2000/1680
Likewise, for the 2nd fraction, since 80 × 21 = 1680,
7/80 = 7 × 21/80 × 21 = 147/1680
Add the two like fractions:
2000/1680 + 147/1680 = 2000 + 147/1680 = 2147/1680
So, 50/42 + 7/80 = 2147/1680
In mixed form: 1467/1680

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