Add 16/9 and 42/25, Solve 1 7/9 + 1 17/25 as a fraction

Add 16/9 and 42/25

1^st number: 1 7/9, 2^nd number: 1 17/25

16/9 + 42/25 is 778/225.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 25 is 225

Next, find the equivalent fraction of both fractional numbers with denominator 225
For the 1st fraction, since 9 × 25 = 225,
16/9 = 16 × 25/9 × 25 = 400/225
Likewise, for the 2nd fraction, since 25 × 9 = 225,
42/25 = 42 × 9/25 × 9 = 378/225
Add the two like fractions:
400/225 + 378/225 = 400 + 378/225 = 778/225
So, 16/9 + 42/25 = 778/225
In mixed form: 3103/225

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