Answers

Add 4/75 and 63/72

4/75 + 63/72 is 557/600.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 72 is 1800
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1800
2. For the 1st fraction, since 75 × 24 = 1800,
   4/75 = 4 × 24/75 × 24 = 96/1800
3. Likewise, for the 2nd fraction, since 72 × 25 = 1800,
   63/72 = 63 × 25/72 × 25 = 1575/1800
4. Add the two like fractions:
   96/1800 + 1575/1800 = 96 + 1575/1800 = 1671/1800
5. 1671/1800 simplified gives 557/600
6. So, 4/75 + 63/72 = 557/600

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