Answers

Subtract 70/16 from 90/35

1^st number: 2 20/35, 2^nd number: 4 6/16

90/35 - 70/16 is -101/56.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 35 and 16 is 560
   
   Next, find the equivalent fraction of both fractional numbers with denominator 560
2. For the 1st fraction, since 35 × 16 = 560,
   90/35 = 90 × 16/35 × 16 = 1440/560
3. Likewise, for the 2nd fraction, since 16 × 35 = 560,
   70/16 = 70 × 35/16 × 35 = 2450/560
4. Subtract the two like fractions:
   1440/560 - 2450/560 = 1440 - 2450/560 = -1010/560
5. After reducing the fraction, the answer is -101/56

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