Answers

Subtract 56/50 from 28/72

1^st number: 28/72, 2^nd number: 1 6/50

28/72 - 56/50 is -329/450.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 50 is 1800
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1800
2. For the 1st fraction, since 72 × 25 = 1800,
   28/72 = 28 × 25/72 × 25 = 700/1800
3. Likewise, for the 2nd fraction, since 50 × 36 = 1800,
   56/50 = 56 × 36/50 × 36 = 2016/1800
4. Subtract the two like fractions:
   700/1800 - 2016/1800 = 700 - 2016/1800 = -1316/1800
5. After reducing the fraction, the answer is -329/450

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