Answers

Subtract 70/75 from 42/10

1^st number: 4 2/10, 2^nd number: 70/75

42/10 - 70/75 is 49/15.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 75 is 150
   
   Next, find the equivalent fraction of both fractional numbers with denominator 150
2. For the 1st fraction, since 10 × 15 = 150,
   42/10 = 42 × 15/10 × 15 = 630/150
3. Likewise, for the 2nd fraction, since 75 × 2 = 150,
   70/75 = 70 × 2/75 × 2 = 140/150
4. Subtract the two like fractions:
   630/150 - 140/150 = 630 - 140/150 = 490/150
5. After reducing the fraction, the answer is 49/15
6. In mixed form: 34/15

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