Add 63/7 and 42/72
1st number: 9 0/7, 2nd number: 42/72
63/7 + 42/72 is 115/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 7 × 72 = 504,
63/7 = 63 × 72/7 × 72 = 4536/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
42/72 = 42 × 7/72 × 7 = 294/504 - Add the two like fractions:
4536/504 + 294/504 = 4536 + 294/504 = 4830/504 - 4830/504 simplified gives 115/12
- So, 63/7 + 42/72 = 115/12
In mixed form: 97/12
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