Add 16/45 and 81/14, Solve 16/45 + 5 11/14 as a fraction

Add 16/45 and 81/14

1^st number: 16/45, 2^nd number: 5 11/14

16/45 + 81/14 is 3869/630.

Find the least common denominator or LCM of the two denominators:
LCM of 45 and 14 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 45 × 14 = 630,
16/45 = 16 × 14/45 × 14 = 224/630
Likewise, for the 2nd fraction, since 14 × 45 = 630,
81/14 = 81 × 45/14 × 45 = 3645/630
Add the two like fractions:
224/630 + 3645/630 = 224 + 3645/630 = 3869/630
So, 16/45 + 81/14 = 3869/630
In mixed form: 689/630

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