Add 10/72 and 72/42, Solve 10/72 + 1 30/42 as a fraction

Add 10/72 and 72/42

1^st number: 10/72, 2^nd number: 1 30/42

10/72 + 72/42 is 467/252.

Find the least common denominator or LCM of the two denominators:
LCM of 72 and 42 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 72 × 7 = 504,
10/72 = 10 × 7/72 × 7 = 70/504
Likewise, for the 2nd fraction, since 42 × 12 = 504,
72/42 = 72 × 12/42 × 12 = 864/504
Add the two like fractions:
70/504 + 864/504 = 70 + 864/504 = 934/504
934/504 simplified gives 467/252
So, 10/72 + 72/42 = 467/252
In mixed form: 1215/252

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