Answers

Subtract 70/10 from 70/28

1^st number: 2 14/28, 2^nd number: 7 0/10

70/28 - 70/10 is -9/2.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 10 is 140
   
   Next, find the equivalent fraction of both fractional numbers with denominator 140
2. For the 1st fraction, since 28 × 5 = 140,
   70/28 = 70 × 5/28 × 5 = 350/140
3. Likewise, for the 2nd fraction, since 10 × 14 = 140,
   70/10 = 70 × 14/10 × 14 = 980/140
4. Subtract the two like fractions:
   350/140 - 980/140 = 350 - 980/140 = -630/140
5. After reducing the fraction, the answer is -9/2

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