Answers

Add 25/75 and 54/7

1^st number: 25/75, 2^nd number: 7 5/7

25/75 + 54/7 is 169/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 7 is 525
   
   Next, find the equivalent fraction of both fractional numbers with denominator 525
2. For the 1st fraction, since 75 × 7 = 525,
   25/75 = 25 × 7/75 × 7 = 175/525
3. Likewise, for the 2nd fraction, since 7 × 75 = 525,
   54/7 = 54 × 75/7 × 75 = 4050/525
4. Add the two like fractions:
   175/525 + 4050/525 = 175 + 4050/525 = 4225/525
5. 4225/525 simplified gives 169/21
6. So, 25/75 + 54/7 = 169/21
   In mixed form: 81/21

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