Answers

Subtract 2/20 from 70/64

1^st number: 1 6/64, 2^nd number: 2/20

70/64 - 2/20 is 159/160.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 64 and 20 is 320
   
   Next, find the equivalent fraction of both fractional numbers with denominator 320
2. For the 1st fraction, since 64 × 5 = 320,
   70/64 = 70 × 5/64 × 5 = 350/320
3. Likewise, for the 2nd fraction, since 20 × 16 = 320,
   2/20 = 2 × 16/20 × 16 = 32/320
4. Subtract the two like fractions:
   350/320 - 32/320 = 350 - 32/320 = 318/320
5. After reducing the fraction, the answer is 159/160

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