Answers

Add 56/45 and 70/56

1^st number: 1 11/45, 2^nd number: 1 14/56

56/45 + 70/56 is 449/180.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 56 is 2520
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2520
2. For the 1st fraction, since 45 × 56 = 2520,
   56/45 = 56 × 56/45 × 56 = 3136/2520
3. Likewise, for the 2nd fraction, since 56 × 45 = 2520,
   70/56 = 70 × 45/56 × 45 = 3150/2520
4. Add the two like fractions:
   3136/2520 + 3150/2520 = 3136 + 3150/2520 = 6286/2520
5. 6286/2520 simplified gives 449/180
6. So, 56/45 + 70/56 = 449/180
   In mixed form: 289/180

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