Answers

Subtract 4/35 from 25/21

1^st number: 1 4/21, 2^nd number: 4/35

25/21 - 4/35 is 113/105.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 35 is 105
   
   Next, find the equivalent fraction of both fractional numbers with denominator 105
2. For the 1st fraction, since 21 × 5 = 105,
   25/21 = 25 × 5/21 × 5 = 125/105
3. Likewise, for the 2nd fraction, since 35 × 3 = 105,
   4/35 = 4 × 3/35 × 3 = 12/105
4. Subtract the two like fractions:
   125/105 - 12/105 = 125 - 12/105 = 113/105
5. In mixed form: 18/105

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