Add 21/25 and 24/21, Solve 21/25 + 1 3/21 as a fraction

Add 21/25 and 24/21

1^st number: 21/25, 2^nd number: 1 3/21

21/25 + 24/21 is 347/175.

Find the least common denominator or LCM of the two denominators:
LCM of 25 and 21 is 525

Next, find the equivalent fraction of both fractional numbers with denominator 525
For the 1st fraction, since 25 × 21 = 525,
21/25 = 21 × 21/25 × 21 = 441/525
Likewise, for the 2nd fraction, since 21 × 25 = 525,
24/21 = 24 × 25/21 × 25 = 600/525
Add the two like fractions:
441/525 + 600/525 = 441 + 600/525 = 1041/525
1041/525 simplified gives 347/175
So, 21/25 + 24/21 = 347/175
In mixed form: 1172/175

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