Add 27/14 and 4/90, Solve 1 13/14 + 4/90 as a fraction

Add 27/14 and 4/90

1^st number: 1 13/14, 2^nd number: 4/90

27/14 + 4/90 is 1243/630.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 90 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 14 × 45 = 630,
27/14 = 27 × 45/14 × 45 = 1215/630
Likewise, for the 2nd fraction, since 90 × 7 = 630,
4/90 = 4 × 7/90 × 7 = 28/630
Add the two like fractions:
1215/630 + 28/630 = 1215 + 28/630 = 1243/630
So, 27/14 + 4/90 = 1243/630
In mixed form: 1613/630

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