Add 12/15 and 25/7, Solve 12/15 + 3 4/7 as a fraction

Add 12/15 and 25/7

1^st number: 12/15, 2^nd number: 3 4/7

12/15 + 25/7 is 153/35.

Find the least common denominator or LCM of the two denominators:
LCM of 15 and 7 is 105

Next, find the equivalent fraction of both fractional numbers with denominator 105
For the 1st fraction, since 15 × 7 = 105,
12/15 = 12 × 7/15 × 7 = 84/105
Likewise, for the 2nd fraction, since 7 × 15 = 105,
25/7 = 25 × 15/7 × 15 = 375/105
Add the two like fractions:
84/105 + 375/105 = 84 + 375/105 = 459/105
459/105 simplified gives 153/35
So, 12/15 + 25/7 = 153/35
In mixed form: 413/35

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