Answers

Add 18/21 and 1/75

18/21 + 1/75 is 457/525.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 75 is 525
   
   Next, find the equivalent fraction of both fractional numbers with denominator 525
2. For the 1st fraction, since 21 × 25 = 525,
   18/21 = 18 × 25/21 × 25 = 450/525
3. Likewise, for the 2nd fraction, since 75 × 7 = 525,
   1/75 = 1 × 7/75 × 7 = 7/525
4. Add the two like fractions:
   450/525 + 7/525 = 450 + 7/525 = 457/525
5. So, 18/21 + 1/75 = 457/525

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