Answers

Subtract 70/50 from 7/36

1^st number: 7/36, 2^nd number: 1 20/50

7/36 - 70/50 is -217/180.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 36 and 50 is 900
   
   Next, find the equivalent fraction of both fractional numbers with denominator 900
2. For the 1st fraction, since 36 × 25 = 900,
   7/36 = 7 × 25/36 × 25 = 175/900
3. Likewise, for the 2nd fraction, since 50 × 18 = 900,
   70/50 = 70 × 18/50 × 18 = 1260/900
4. Subtract the two like fractions:
   175/900 - 1260/900 = 175 - 1260/900 = -1085/900
5. After reducing the fraction, the answer is -217/180

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