Add 10/21 and 84/32, Solve 10/21 + 2 20/32 as a fraction

Add 10/21 and 84/32

1^st number: 10/21, 2^nd number: 2 20/32

10/21 + 84/32 is 521/168.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 32 is 672

Next, find the equivalent fraction of both fractional numbers with denominator 672
For the 1st fraction, since 21 × 32 = 672,
10/21 = 10 × 32/21 × 32 = 320/672
Likewise, for the 2nd fraction, since 32 × 21 = 672,
84/32 = 84 × 21/32 × 21 = 1764/672
Add the two like fractions:
320/672 + 1764/672 = 320 + 1764/672 = 2084/672
2084/672 simplified gives 521/168
So, 10/21 + 84/32 = 521/168
In mixed form: 317/168

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