Answers

Subtract 42/70 from 30/24

1^st number: 1 6/24, 2^nd number: 42/70

30/24 - 42/70 is 13/20.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 24 and 70 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 24 × 35 = 840,
   30/24 = 30 × 35/24 × 35 = 1050/840
3. Likewise, for the 2nd fraction, since 70 × 12 = 840,
   42/70 = 42 × 12/70 × 12 = 504/840
4. Subtract the two like fractions:
   1050/840 - 504/840 = 1050 - 504/840 = 546/840
5. After reducing the fraction, the answer is 13/20

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