Answers

Add 20/56 and 60/45

1^st number: 20/56, 2^nd number: 1 15/45

20/56 + 60/45 is 71/42.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 45 is 2520
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2520
2. For the 1st fraction, since 56 × 45 = 2520,
   20/56 = 20 × 45/56 × 45 = 900/2520
3. Likewise, for the 2nd fraction, since 45 × 56 = 2520,
   60/45 = 60 × 56/45 × 56 = 3360/2520
4. Add the two like fractions:
   900/2520 + 3360/2520 = 900 + 3360/2520 = 4260/2520
5. 4260/2520 simplified gives 71/42
6. So, 20/56 + 60/45 = 71/42
   In mixed form: 129/42

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