Answers

Subtract 70/15 from 35/28

1^st number: 1 7/28, 2^nd number: 4 10/15

35/28 - 70/15 is -41/12.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 15 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 28 × 15 = 420,
   35/28 = 35 × 15/28 × 15 = 525/420
3. Likewise, for the 2nd fraction, since 15 × 28 = 420,
   70/15 = 70 × 28/15 × 28 = 1960/420
4. Subtract the two like fractions:
   525/420 - 1960/420 = 525 - 1960/420 = -1435/420
5. After reducing the fraction, the answer is -41/12

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