Answers

Subtract 8/90 from 72/56

1^st number: 1 16/56, 2^nd number: 8/90

72/56 - 8/90 is 377/315.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 90 is 2520
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2520
2. For the 1st fraction, since 56 × 45 = 2520,
   72/56 = 72 × 45/56 × 45 = 3240/2520
3. Likewise, for the 2nd fraction, since 90 × 28 = 2520,
   8/90 = 8 × 28/90 × 28 = 224/2520
4. Subtract the two like fractions:
   3240/2520 - 224/2520 = 3240 - 224/2520 = 3016/2520
5. After reducing the fraction, the answer is 377/315
6. In mixed form: 162/315

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