Answers

Add 75/45 and 90/25

1^st number: 1 30/45, 2^nd number: 3 15/25

75/45 + 90/25 is 79/15.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 25 is 225
   
   Next, find the equivalent fraction of both fractional numbers with denominator 225
2. For the 1st fraction, since 45 × 5 = 225,
   75/45 = 75 × 5/45 × 5 = 375/225
3. Likewise, for the 2nd fraction, since 25 × 9 = 225,
   90/25 = 90 × 9/25 × 9 = 810/225
4. Add the two like fractions:
   375/225 + 810/225 = 375 + 810/225 = 1185/225
5. 1185/225 simplified gives 79/15
6. So, 75/45 + 90/25 = 79/15
   In mixed form: 54/15

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