Add 7/72 and 40/7, Solve 7/72 + 5 5/7 as a fraction

Add 7/72 and 40/7

1^st number: 7/72, 2^nd number: 5 5/7

7/72 + 40/7 is 2929/504.

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,
7/72 = 7 × 7/72 × 7 = 49/504
Likewise, for the 2nd fraction, since 7 × 72 = 504,
40/7 = 40 × 72/7 × 72 = 2880/504
Add the two like fractions:
49/504 + 2880/504 = 49 + 2880/504 = 2929/504
So, 7/72 + 40/7 = 2929/504
In mixed form: 5409/504

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