Answers

Subtract 63/14 from 50/90

1^st number: 50/90, 2^nd number: 4 7/14

50/90 - 63/14 is -71/18.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 14 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 90 × 7 = 630,
   50/90 = 50 × 7/90 × 7 = 350/630
3. Likewise, for the 2nd fraction, since 14 × 45 = 630,
   63/14 = 63 × 45/14 × 45 = 2835/630
4. Subtract the two like fractions:
   350/630 - 2835/630 = 350 - 2835/630 = -2485/630
5. After reducing the fraction, the answer is -71/18

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