Add 25/21 and 24/15, Solve 1 4/21 + 1 9/15 as a fraction

Add 25/21 and 24/15

1^st number: 1 4/21, 2^nd number: 1 9/15

25/21 + 24/15 is 293/105.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 15 is 105

Next, find the equivalent fraction of both fractional numbers with denominator 105
For the 1st fraction, since 21 × 5 = 105,
25/21 = 25 × 5/21 × 5 = 125/105
Likewise, for the 2nd fraction, since 15 × 7 = 105,
24/15 = 24 × 7/15 × 7 = 168/105
Add the two like fractions:
125/105 + 168/105 = 125 + 168/105 = 293/105
So, 25/21 + 24/15 = 293/105
In mixed form: 283/105

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