Answers

Subtract 70/98 from 27/10

1^st number: 2 7/10, 2^nd number: 70/98

27/10 - 70/98 is 139/70.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 98 is 490
   
   Next, find the equivalent fraction of both fractional numbers with denominator 490
2. For the 1st fraction, since 10 × 49 = 490,
   27/10 = 27 × 49/10 × 49 = 1323/490
3. Likewise, for the 2nd fraction, since 98 × 5 = 490,
   70/98 = 70 × 5/98 × 5 = 350/490
4. Subtract the two like fractions:
   1323/490 - 350/490 = 1323 - 350/490 = 973/490
5. After reducing the fraction, the answer is 139/70
6. In mixed form: 169/70

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