Answers

Subtract 9/40 from 35/20

1^st number: 1 15/20, 2^nd number: 9/40

35/20 - 9/40 is 61/40.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 40 is 40
   
   Next, find the equivalent fraction of both fractional numbers with denominator 40
2. For the 1st fraction, since 20 × 2 = 40,
   35/20 = 35 × 2/20 × 2 = 70/40
3. Likewise, for the 2nd fraction, since 40 × 1 = 40,
   9/40 = 9 × 1/40 × 1 = 9/40
4. Subtract the two like fractions:
   70/40 - 9/40 = 70 - 9/40 = 61/40
5. In mixed form: 121/40

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