Answers

Subtract 70/50 from 45/63

1^st number: 45/63, 2^nd number: 1 20/50

45/63 - 70/50 is -24/35.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 50 is 3150
   
   Next, find the equivalent fraction of both fractional numbers with denominator 3150
2. For the 1st fraction, since 63 × 50 = 3150,
   45/63 = 45 × 50/63 × 50 = 2250/3150
3. Likewise, for the 2nd fraction, since 50 × 63 = 3150,
   70/50 = 70 × 63/50 × 63 = 4410/3150
4. Subtract the two like fractions:
   2250/3150 - 4410/3150 = 2250 - 4410/3150 = -2160/3150
5. After reducing the fraction, the answer is -24/35

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