Answers

Add 49/63 and 4/72

49/63 + 4/72 is 5/6.

Steps for adding fractions

1. 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
2. For the 1st fraction, since 63 × 8 = 504,
   49/63 = 49 × 8/63 × 8 = 392/504
3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
   4/72 = 4 × 7/72 × 7 = 28/504
4. Add the two like fractions:
   392/504 + 28/504 = 392 + 28/504 = 420/504
5. 420/504 simplified gives 5/6
6. So, 49/63 + 4/72 = 5/6

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