Answers

Subtract 9/10 from 70/50

1^st number: 1 20/50, 2^nd number: 9/10

70/50 - 9/10 is 1/2.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 50 and 10 is 50
   
   Next, find the equivalent fraction of both fractional numbers with denominator 50
2. For the 1st fraction, since 50 × 1 = 50,
   70/50 = 70 × 1/50 × 1 = 70/50
3. Likewise, for the 2nd fraction, since 10 × 5 = 50,
   9/10 = 9 × 5/10 × 5 = 45/50
4. Subtract the two like fractions:
   70/50 - 45/50 = 70 - 45/50 = 25/50
5. After reducing the fraction, the answer is 1/2

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