Answers

Add 56/45 and 45/21

1^st number: 1 11/45, 2^nd number: 2 3/21

56/45 + 45/21 is 1067/315.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 21 is 315
   
   Next, find the equivalent fraction of both fractional numbers with denominator 315
2. For the 1st fraction, since 45 × 7 = 315,
   56/45 = 56 × 7/45 × 7 = 392/315
3. Likewise, for the 2nd fraction, since 21 × 15 = 315,
   45/21 = 45 × 15/21 × 15 = 675/315
4. Add the two like fractions:
   392/315 + 675/315 = 392 + 675/315 = 1067/315
5. So, 56/45 + 45/21 = 1067/315
   In mixed form: 3122/315

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