Answers

Add 3/90 and 98/60

1^st number: 3/90, 2^nd number: 1 38/60

3/90 + 98/60 is 5/3.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 60 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 90 × 2 = 180,
   3/90 = 3 × 2/90 × 2 = 6/180
3. Likewise, for the 2nd fraction, since 60 × 3 = 180,
   98/60 = 98 × 3/60 × 3 = 294/180
4. Add the two like fractions:
   6/180 + 294/180 = 6 + 294/180 = 300/180
5. 300/180 simplified gives 5/3
6. So, 3/90 + 98/60 = 5/3
   In mixed form: 12/3

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