Answers

Subtract 40/14 from 70/15

1^st number: 4 10/15, 2^nd number: 2 12/14

70/15 - 40/14 is 38/21.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 14 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 15 × 14 = 210,
   70/15 = 70 × 14/15 × 14 = 980/210
3. Likewise, for the 2nd fraction, since 14 × 15 = 210,
   40/14 = 40 × 15/14 × 15 = 600/210
4. Subtract the two like fractions:
   980/210 - 600/210 = 980 - 600/210 = 380/210
5. After reducing the fraction, the answer is 38/21
6. In mixed form: 117/21

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