Add 12/21 and 81/96
12/21 + 81/96 is 317/224.
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,
12/21 = 12 × 32/21 × 32 = 384/672 - Likewise, for the 2nd fraction, since 96 × 7 = 672,
81/96 = 81 × 7/96 × 7 = 567/672 - Add the two like fractions:
384/672 + 567/672 = 384 + 567/672 = 951/672 - 951/672 simplified gives 317/224
- So, 12/21 + 81/96 = 317/224
In mixed form: 193/224
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