Answers

Add 27/90 and 98/49

1^st number: 27/90, 2^nd number: 2 0/49

27/90 + 98/49 is 23/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 49 is 4410
   
   Next, find the equivalent fraction of both fractional numbers with denominator 4410
2. For the 1st fraction, since 90 × 49 = 4410,
   27/90 = 27 × 49/90 × 49 = 1323/4410
3. Likewise, for the 2nd fraction, since 49 × 90 = 4410,
   98/49 = 98 × 90/49 × 90 = 8820/4410
4. Add the two like fractions:
   1323/4410 + 8820/4410 = 1323 + 8820/4410 = 10143/4410
5. 10143/4410 simplified gives 23/10
6. So, 27/90 + 98/49 = 23/10
   In mixed form: 23/10

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