Answers

Add 56/20 and 35/25

1^st number: 2 16/20, 2^nd number: 1 10/25

56/20 + 35/25 is 21/5.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 25 is 100
   
   Next, find the equivalent fraction of both fractional numbers with denominator 100
2. For the 1st fraction, since 20 × 5 = 100,
   56/20 = 56 × 5/20 × 5 = 280/100
3. Likewise, for the 2nd fraction, since 25 × 4 = 100,
   35/25 = 35 × 4/25 × 4 = 140/100
4. Add the two like fractions:
   280/100 + 140/100 = 280 + 140/100 = 420/100
5. 420/100 simplified gives 21/5
6. So, 56/20 + 35/25 = 21/5
   In mixed form: 41/5

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