Answers

Subtract 4/49 from 70/63

1^st number: 1 7/63, 2^nd number: 4/49

70/63 - 4/49 is 454/441.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 49 is 441
   
   Next, find the equivalent fraction of both fractional numbers with denominator 441
2. For the 1st fraction, since 63 × 7 = 441,
   70/63 = 70 × 7/63 × 7 = 490/441
3. Likewise, for the 2nd fraction, since 49 × 9 = 441,
   4/49 = 4 × 9/49 × 9 = 36/441
4. Subtract the two like fractions:
   490/441 - 36/441 = 490 - 36/441 = 454/441
5. In mixed form: 113/441

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