Add 7/4 and 90/27, Solve 1 3/4 + 3 9/27 as a fraction

Add 7/4 and 90/27

1^st number: 1 3/4, 2^nd number: 3 9/27

7/4 + 90/27 is 61/12.

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 27 is 108

Next, find the equivalent fraction of both fractional numbers with denominator 108
For the 1st fraction, since 4 × 27 = 108,
7/4 = 7 × 27/4 × 27 = 189/108
Likewise, for the 2nd fraction, since 27 × 4 = 108,
90/27 = 90 × 4/27 × 4 = 360/108
Add the two like fractions:
189/108 + 360/108 = 189 + 360/108 = 549/108
549/108 simplified gives 61/12
So, 7/4 + 90/27 = 61/12
In mixed form: 51/12

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