Add 24/21 and 15/49, Solve 1 3/21 + 15/49 as a fraction

Add 24/21 and 15/49

1^st number: 1 3/21, 2^nd number: 15/49

24/21 + 15/49 is 71/49.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 49 is 147

Next, find the equivalent fraction of both fractional numbers with denominator 147
For the 1st fraction, since 21 × 7 = 147,
24/21 = 24 × 7/21 × 7 = 168/147
Likewise, for the 2nd fraction, since 49 × 3 = 147,
15/49 = 15 × 3/49 × 3 = 45/147
Add the two like fractions:
168/147 + 45/147 = 168 + 45/147 = 213/147
213/147 simplified gives 71/49
So, 24/21 + 15/49 = 71/49
In mixed form: 122/49

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