Add 32/21 and 28/10, Solve 1 11/21 + 2 8/10 as a fraction

Add 32/21 and 28/10

1^st number: 1 11/21, 2^nd number: 2 8/10

32/21 + 28/10 is 454/105.

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,
32/21 = 32 × 10/21 × 10 = 320/210
Likewise, for the 2nd fraction, since 10 × 21 = 210,
28/10 = 28 × 21/10 × 21 = 588/210
Add the two like fractions:
320/210 + 588/210 = 320 + 588/210 = 908/210
908/210 simplified gives 454/105
So, 32/21 + 28/10 = 454/105
In mixed form: 434/105

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