Answers

Add 28/25 and 21/60

1^st number: 1 3/25, 2^nd number: 21/60

28/25 + 21/60 is 147/100.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 25 and 60 is 300
   
   Next, find the equivalent fraction of both fractional numbers with denominator 300
2. For the 1st fraction, since 25 × 12 = 300,
   28/25 = 28 × 12/25 × 12 = 336/300
3. Likewise, for the 2nd fraction, since 60 × 5 = 300,
   21/60 = 21 × 5/60 × 5 = 105/300
4. Add the two like fractions:
   336/300 + 105/300 = 336 + 105/300 = 441/300
5. 441/300 simplified gives 147/100
6. So, 28/25 + 21/60 = 147/100
   In mixed form: 147/100

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