Add 15/72 and 80/63
1st number: 15/72, 2nd number: 1 17/63
15/72 + 80/63 is 745/504.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
15/72 = 15 × 7/72 × 7 = 105/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
80/63 = 80 × 8/63 × 8 = 640/504 - Add the two like fractions:
105/504 + 640/504 = 105 + 640/504 = 745/504 - So, 15/72 + 80/63 = 745/504
In mixed form: 1241/504
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