Answers

Subtract 9/32 from 28/20

1^st number: 1 8/20, 2^nd number: 9/32

28/20 - 9/32 is 179/160.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 32 is 160
   
   Next, find the equivalent fraction of both fractional numbers with denominator 160
2. For the 1st fraction, since 20 × 8 = 160,
   28/20 = 28 × 8/20 × 8 = 224/160
3. Likewise, for the 2nd fraction, since 32 × 5 = 160,
   9/32 = 9 × 5/32 × 5 = 45/160
4. Subtract the two like fractions:
   224/160 - 45/160 = 224 - 45/160 = 179/160
5. In mixed form: 119/160

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