Add 96/21 and 7/72, Solve 4 12/21 + 7/72 as a fraction

Add 96/21 and 7/72

1^st number: 4 12/21, 2^nd number: 7/72

96/21 + 7/72 is 2353/504.

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,
7/72 = 7 × 7/72 × 7 = 49/504
Add the two like fractions:
2304/504 + 49/504 = 2304 + 49/504 = 2353/504
So, 96/21 + 7/72 = 2353/504
In mixed form: 4337/504

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