Answers

Add 10/90 and 45/4

1^st number: 10/90, 2^nd number: 11 1/4

10/90 + 45/4 is 409/36.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 4 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 90 × 2 = 180,
   10/90 = 10 × 2/90 × 2 = 20/180
3. Likewise, for the 2nd fraction, since 4 × 45 = 180,
   45/4 = 45 × 45/4 × 45 = 2025/180
4. Add the two like fractions:
   20/180 + 2025/180 = 20 + 2025/180 = 2045/180
5. 2045/180 simplified gives 409/36
6. So, 10/90 + 45/4 = 409/36
   In mixed form: 1113/36

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