Add 18/72 and 16/7, Solve 18/72 + 2 2/7 as a fraction

Add 18/72 and 16/7

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

18/72 + 16/7 is 71/28.

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,
16/7 = 16 × 72/7 × 72 = 1152/504
Add the two like fractions:
126/504 + 1152/504 = 126 + 1152/504 = 1278/504
1278/504 simplified gives 71/28
So, 18/72 + 16/7 = 71/28
In mixed form: 215/28

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