Add 5/21 and 32/10, Solve 5/21 + 3 2/10 as a fraction

Add 5/21 and 32/10

1^st number: 5/21, 2^nd number: 3 2/10

5/21 + 32/10 is 361/105.

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,
5/21 = 5 × 10/21 × 10 = 50/210
Likewise, for the 2nd fraction, since 10 × 21 = 210,
32/10 = 32 × 21/10 × 21 = 672/210
Add the two like fractions:
50/210 + 672/210 = 50 + 672/210 = 722/210
722/210 simplified gives 361/105
So, 5/21 + 32/10 = 361/105
In mixed form: 346/105

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