Add 18/72 and 56/7, Solve 18/72 + 8 0/7 as a fraction

Add 18/72 and 56/7

1^st number: 18/72, 2^nd number: 8 0/7

18/72 + 56/7 is 33/4.

Find the least common denominator or LCM of the two denominators:
LCM of 72 and 7 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 72 × 7 = 504,
18/72 = 18 × 7/72 × 7 = 126/504
Likewise, for the 2nd fraction, since 7 × 72 = 504,
56/7 = 56 × 72/7 × 72 = 4032/504
Add the two like fractions:
126/504 + 4032/504 = 126 + 4032/504 = 4158/504
4158/504 simplified gives 33/4
So, 18/72 + 56/7 = 33/4
In mixed form: 81/4

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