Add 72/8 and 42/63
1st number: 9 0/8, 2nd number: 42/63
72/8 + 42/63 is 29/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 8 × 63 = 504,
72/8 = 72 × 63/8 × 63 = 4536/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
42/63 = 42 × 8/63 × 8 = 336/504 - Add the two like fractions:
4536/504 + 336/504 = 4536 + 336/504 = 4872/504 - 4872/504 simplified gives 29/3
- So, 72/8 + 42/63 = 29/3
In mixed form: 92/3
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