Add 24/21 and 12/10, Solve 1 3/21 + 1 2/10 as a fraction

Add 24/21 and 12/10

1^st number: 1 3/21, 2^nd number: 1 2/10

24/21 + 12/10 is 82/35.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 10 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 21 × 10 = 210,
24/21 = 24 × 10/21 × 10 = 240/210
Likewise, for the 2nd fraction, since 10 × 21 = 210,
12/10 = 12 × 21/10 × 21 = 252/210
Add the two like fractions:
240/210 + 252/210 = 240 + 252/210 = 492/210
492/210 simplified gives 82/35
So, 24/21 + 12/10 = 82/35
In mixed form: 212/35

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