Answers

Add 1/90 and 98/72

1^st number: 1/90, 2^nd number: 1 26/72

1/90 + 98/72 is 247/180.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 72 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 90 × 4 = 360,
   1/90 = 1 × 4/90 × 4 = 4/360
3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
   98/72 = 98 × 5/72 × 5 = 490/360
4. Add the two like fractions:
   4/360 + 490/360 = 4 + 490/360 = 494/360
5. 494/360 simplified gives 247/180
6. So, 1/90 + 98/72 = 247/180
   In mixed form: 167/180

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