Add 7/2 and 6/90, Solve 3 1/2 + 6/90 as a fraction

Add 7/2 and 6/90

1^st number: 3 1/2, 2^nd number: 6/90

7/2 + 6/90 is 107/30.

Find the least common denominator or LCM of the two denominators:
LCM of 2 and 90 is 90

Next, find the equivalent fraction of both fractional numbers with denominator 90
For the 1st fraction, since 2 × 45 = 90,
7/2 = 7 × 45/2 × 45 = 315/90
Likewise, for the 2nd fraction, since 90 × 1 = 90,
6/90 = 6 × 1/90 × 1 = 6/90
Add the two like fractions:
315/90 + 6/90 = 315 + 6/90 = 321/90
321/90 simplified gives 107/30
So, 7/2 + 6/90 = 107/30
In mixed form: 317/30

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