Add 96/21 and 21/72
1st number: 4 12/21, 2nd number: 21/72
96/21 + 21/72 is 817/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 21 × 24 = 504,
96/21 = 96 × 24/21 × 24 = 2304/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
21/72 = 21 × 7/72 × 7 = 147/504 - Add the two like fractions:
2304/504 + 147/504 = 2304 + 147/504 = 2451/504 - 2451/504 simplified gives 817/168
- So, 96/21 + 21/72 = 817/168
In mixed form: 4145/168
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