Answers

Add 3/20 and 56/45

1^st number: 3/20, 2^nd number: 1 11/45

3/20 + 56/45 is 251/180.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 45 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 20 × 9 = 180,
   3/20 = 3 × 9/20 × 9 = 27/180
3. Likewise, for the 2nd fraction, since 45 × 4 = 180,
   56/45 = 56 × 4/45 × 4 = 224/180
4. Add the two like fractions:
   27/180 + 224/180 = 27 + 224/180 = 251/180
5. So, 3/20 + 56/45 = 251/180
   In mixed form: 171/180

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