Add 84/32 and 20/21
1st number: 2 20/32, 2nd number: 20/21
84/32 + 20/21 is 601/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 21 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 32 × 21 = 672,
84/32 = 84 × 21/32 × 21 = 1764/672 - Likewise, for the 2nd fraction, since 21 × 32 = 672,
20/21 = 20 × 32/21 × 32 = 640/672 - Add the two like fractions:
1764/672 + 640/672 = 1764 + 640/672 = 2404/672 - 2404/672 simplified gives 601/168
- So, 84/32 + 20/21 = 601/168
In mixed form: 397/168
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