Answers

Subtract 70/64 from 7/30

1^st number: 7/30, 2^nd number: 1 6/64

7/30 - 70/64 is -413/480.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 64 is 960
   
   Next, find the equivalent fraction of both fractional numbers with denominator 960
2. For the 1st fraction, since 30 × 32 = 960,
   7/30 = 7 × 32/30 × 32 = 224/960
3. Likewise, for the 2nd fraction, since 64 × 15 = 960,
   70/64 = 70 × 15/64 × 15 = 1050/960
4. Subtract the two like fractions:
   224/960 - 1050/960 = 224 - 1050/960 = -826/960
5. After reducing the fraction, the answer is -413/480

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