Answers

Add 21/20 and 75/24

1^st number: 1 1/20, 2^nd number: 3 3/24

21/20 + 75/24 is 167/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 24 is 120
   
   Next, find the equivalent fraction of both fractional numbers with denominator 120
2. For the 1st fraction, since 20 × 6 = 120,
   21/20 = 21 × 6/20 × 6 = 126/120
3. Likewise, for the 2nd fraction, since 24 × 5 = 120,
   75/24 = 75 × 5/24 × 5 = 375/120
4. Add the two like fractions:
   126/120 + 375/120 = 126 + 375/120 = 501/120
5. 501/120 simplified gives 167/40
6. So, 21/20 + 75/24 = 167/40
   In mixed form: 47/40

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