Add 4/63 and 7/72
4/63 + 7/72 is 9/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
4/63 = 4 × 8/63 × 8 = 32/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
7/72 = 7 × 7/72 × 7 = 49/504 - Add the two like fractions:
32/504 + 49/504 = 32 + 49/504 = 81/504 - 81/504 simplified gives 9/56
- So, 4/63 + 7/72 = 9/56
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