Answers

Subtract 15/20 from 56/35

1^st number: 1 21/35, 2^nd number: 15/20

56/35 - 15/20 is 17/20.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 35 and 20 is 140
   
   Next, find the equivalent fraction of both fractional numbers with denominator 140
2. For the 1st fraction, since 35 × 4 = 140,
   56/35 = 56 × 4/35 × 4 = 224/140
3. Likewise, for the 2nd fraction, since 20 × 7 = 140,
   15/20 = 15 × 7/20 × 7 = 105/140
4. Subtract the two like fractions:
   224/140 - 105/140 = 224 - 105/140 = 119/140
5. After reducing the fraction, the answer is 17/20

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