Answers

Subtract 7/36 from 90/28

1^st number: 3 6/28, 2^nd number: 7/36

90/28 - 7/36 is 761/252.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 36 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 28 × 9 = 252,
   90/28 = 90 × 9/28 × 9 = 810/252
3. Likewise, for the 2nd fraction, since 36 × 7 = 252,
   7/36 = 7 × 7/36 × 7 = 49/252
4. Subtract the two like fractions:
   810/252 - 49/252 = 810 - 49/252 = 761/252
5. In mixed form: 35/252

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