Answers

Subtract 70/48 from 30/28

1^st number: 1 2/28, 2^nd number: 1 22/48

30/28 - 70/48 is -65/168.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 48 is 336
   
   Next, find the equivalent fraction of both fractional numbers with denominator 336
2. For the 1st fraction, since 28 × 12 = 336,
   30/28 = 30 × 12/28 × 12 = 360/336
3. Likewise, for the 2nd fraction, since 48 × 7 = 336,
   70/48 = 70 × 7/48 × 7 = 490/336
4. Subtract the two like fractions:
   360/336 - 490/336 = 360 - 490/336 = -130/336
5. After reducing the fraction, the answer is -65/168

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