Answers

Subtract 70/16 from 7/45

1^st number: 7/45, 2^nd number: 4 6/16

7/45 - 70/16 is -1519/360.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 16 is 720
   
   Next, find the equivalent fraction of both fractional numbers with denominator 720
2. For the 1st fraction, since 45 × 16 = 720,
   7/45 = 7 × 16/45 × 16 = 112/720
3. Likewise, for the 2nd fraction, since 16 × 45 = 720,
   70/16 = 70 × 45/16 × 45 = 3150/720
4. Subtract the two like fractions:
   112/720 - 3150/720 = 112 - 3150/720 = -3038/720
5. After reducing the fraction, the answer is -1519/360

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