Answers

Subtract 25/18 from 98/20

1^st number: 4 18/20, 2^nd number: 1 7/18

98/20 - 25/18 is 158/45.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 18 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 20 × 9 = 180,
   98/20 = 98 × 9/20 × 9 = 882/180
3. Likewise, for the 2nd fraction, since 18 × 10 = 180,
   25/18 = 25 × 10/18 × 10 = 250/180
4. Subtract the two like fractions:
   882/180 - 250/180 = 882 - 250/180 = 632/180
5. After reducing the fraction, the answer is 158/45
6. In mixed form: 323/45

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