Answers

Add 45/25 and 40/30

1^st number: 1 20/25, 2^nd number: 1 10/30

45/25 + 40/30 is 47/15.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 25 and 30 is 150
   
   Next, find the equivalent fraction of both fractional numbers with denominator 150
2. For the 1st fraction, since 25 × 6 = 150,
   45/25 = 45 × 6/25 × 6 = 270/150
3. Likewise, for the 2nd fraction, since 30 × 5 = 150,
   40/30 = 40 × 5/30 × 5 = 200/150
4. Add the two like fractions:
   270/150 + 200/150 = 270 + 200/150 = 470/150
5. 470/150 simplified gives 47/15
6. So, 45/25 + 40/30 = 47/15
   In mixed form: 32/15

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