Add 20/21 and 30/96
20/21 + 30/96 is 425/336.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 96 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 21 × 32 = 672,
20/21 = 20 × 32/21 × 32 = 640/672 - Likewise, for the 2nd fraction, since 96 × 7 = 672,
30/96 = 30 × 7/96 × 7 = 210/672 - Add the two like fractions:
640/672 + 210/672 = 640 + 210/672 = 850/672 - 850/672 simplified gives 425/336
- So, 20/21 + 30/96 = 425/336
In mixed form: 189/336
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