Answers

Add 98/40 and 27/90

1^st number: 2 18/40, 2^nd number: 27/90

98/40 + 27/90 is 11/4.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 90 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 40 × 9 = 360,
   98/40 = 98 × 9/40 × 9 = 882/360
3. Likewise, for the 2nd fraction, since 90 × 4 = 360,
   27/90 = 27 × 4/90 × 4 = 108/360
4. Add the two like fractions:
   882/360 + 108/360 = 882 + 108/360 = 990/360
5. 990/360 simplified gives 11/4
6. So, 98/40 + 27/90 = 11/4
   In mixed form: 23/4

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