Answers

Subtract 4/70 from 49/48

1^st number: 1 1/48, 2^nd number: 4/70

49/48 - 4/70 is 1619/1680.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 48 and 70 is 1680
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1680
2. For the 1st fraction, since 48 × 35 = 1680,
   49/48 = 49 × 35/48 × 35 = 1715/1680
3. Likewise, for the 2nd fraction, since 70 × 24 = 1680,
   4/70 = 4 × 24/70 × 24 = 96/1680
4. Subtract the two like fractions:
   1715/1680 - 96/1680 = 1715 - 96/1680 = 1619/1680

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