Add 8/72 and 63/42
1st number: 8/72, 2nd number: 1 21/42
8/72 + 63/42 is 29/18.
Steps for adding fractions
- 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,
8/72 = 8 × 7/72 × 7 = 56/504 - Likewise, for the 2nd fraction, since 42 × 12 = 504,
63/42 = 63 × 12/42 × 12 = 756/504 - Add the two like fractions:
56/504 + 756/504 = 56 + 756/504 = 812/504 - 812/504 simplified gives 29/18
- So, 8/72 + 63/42 = 29/18
In mixed form: 111/18
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