Add 25/9 and 90/15, Solve 2 7/9 + 6 0/15 as a fraction

Add 25/9 and 90/15

1^st number: 2 7/9, 2^nd number: 6 0/15

25/9 + 90/15 is 79/9.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 15 is 45

Next, find the equivalent fraction of both fractional numbers with denominator 45
For the 1st fraction, since 9 × 5 = 45,
25/9 = 25 × 5/9 × 5 = 125/45
Likewise, for the 2nd fraction, since 15 × 3 = 45,
90/15 = 90 × 3/15 × 3 = 270/45
Add the two like fractions:
125/45 + 270/45 = 125 + 270/45 = 395/45
395/45 simplified gives 79/9
So, 25/9 + 90/15 = 79/9
In mixed form: 87/9

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