Answers

Add 5/20 and 90/4

1^st number: 5/20, 2^nd number: 22 2/4

5/20 + 90/4 is 91/4.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 4 is 20
   
   Next, find the equivalent fraction of both fractional numbers with denominator 20
2. For the 1st fraction, since 20 × 1 = 20,
   5/20 = 5 × 1/20 × 1 = 5/20
3. Likewise, for the 2nd fraction, since 4 × 5 = 20,
   90/4 = 90 × 5/4 × 5 = 450/20
4. Add the two like fractions:
   5/20 + 450/20 = 5 + 450/20 = 455/20
5. 455/20 simplified gives 91/4
6. So, 5/20 + 90/4 = 91/4
   In mixed form: 223/4

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