Add 7/10 and 90/27, Solve 7/10 + 3 9/27 as a fraction

Add 7/10 and 90/27

1^st number: 7/10, 2^nd number: 3 9/27

7/10 + 90/27 is 121/30.

Find the least common denominator or LCM of the two denominators:
LCM of 10 and 27 is 270

Next, find the equivalent fraction of both fractional numbers with denominator 270
For the 1st fraction, since 10 × 27 = 270,
7/10 = 7 × 27/10 × 27 = 189/270
Likewise, for the 2nd fraction, since 27 × 10 = 270,
90/27 = 90 × 10/27 × 10 = 900/270
Add the two like fractions:
189/270 + 900/270 = 189 + 900/270 = 1089/270
1089/270 simplified gives 121/30
So, 7/10 + 90/27 = 121/30
In mixed form: 41/30

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