Answers

Add 49/36 and 20/90

1^st number: 1 13/36, 2^nd number: 20/90

49/36 + 20/90 is 19/12.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 36 and 90 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 36 × 5 = 180,
   49/36 = 49 × 5/36 × 5 = 245/180
3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
   20/90 = 20 × 2/90 × 2 = 40/180
4. Add the two like fractions:
   245/180 + 40/180 = 245 + 40/180 = 285/180
5. 285/180 simplified gives 19/12
6. So, 49/36 + 20/90 = 19/12
   In mixed form: 17/12

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