Answers

Add 56/45 and 21/9

1^st number: 1 11/45, 2^nd number: 2 3/9

56/45 + 21/9 is 161/45.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 9 is 45
   
   Next, find the equivalent fraction of both fractional numbers with denominator 45
2. For the 1st fraction, since 45 × 1 = 45,
   56/45 = 56 × 1/45 × 1 = 56/45
3. Likewise, for the 2nd fraction, since 9 × 5 = 45,
   21/9 = 21 × 5/9 × 5 = 105/45
4. Add the two like fractions:
   56/45 + 105/45 = 56 + 105/45 = 161/45
5. So, 56/45 + 21/9 = 161/45
   In mixed form: 326/45

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