Add 25/16 and 10/42, Solve 1 9/16 + 10/42 as a fraction

Add 25/16 and 10/42

1^st number: 1 9/16, 2^nd number: 10/42

25/16 + 10/42 is 605/336.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 42 is 336

Next, find the equivalent fraction of both fractional numbers with denominator 336
For the 1st fraction, since 16 × 21 = 336,
25/16 = 25 × 21/16 × 21 = 525/336
Likewise, for the 2nd fraction, since 42 × 8 = 336,
10/42 = 10 × 8/42 × 8 = 80/336
Add the two like fractions:
525/336 + 80/336 = 525 + 80/336 = 605/336
So, 25/16 + 10/42 = 605/336
In mixed form: 1269/336

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