Answers

Add 18/20 and 56/35

1^st number: 18/20, 2^nd number: 1 21/35

18/20 + 56/35 is 5/2.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 35 is 140
   
   Next, find the equivalent fraction of both fractional numbers with denominator 140
2. For the 1st fraction, since 20 × 7 = 140,
   18/20 = 18 × 7/20 × 7 = 126/140
3. Likewise, for the 2nd fraction, since 35 × 4 = 140,
   56/35 = 56 × 4/35 × 4 = 224/140
4. Add the two like fractions:
   126/140 + 224/140 = 126 + 224/140 = 350/140
5. 350/140 simplified gives 5/2
6. So, 18/20 + 56/35 = 5/2
   In mixed form: 21/2

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