Answers

Add 18/60 and 45/25

1^st number: 18/60, 2^nd number: 1 20/25

18/60 + 45/25 is 21/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 25 is 300
   
   Next, find the equivalent fraction of both fractional numbers with denominator 300
2. For the 1st fraction, since 60 × 5 = 300,
   18/60 = 18 × 5/60 × 5 = 90/300
3. Likewise, for the 2nd fraction, since 25 × 12 = 300,
   45/25 = 45 × 12/25 × 12 = 540/300
4. Add the two like fractions:
   90/300 + 540/300 = 90 + 540/300 = 630/300
5. 630/300 simplified gives 21/10
6. So, 18/60 + 45/25 = 21/10
   In mixed form: 21/10

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