Answers

Add 40/24 and 80/90

1^st number: 1 16/24, 2^nd number: 80/90

40/24 + 80/90 is 23/9.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 24 and 90 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 24 × 15 = 360,
   40/24 = 40 × 15/24 × 15 = 600/360
3. Likewise, for the 2nd fraction, since 90 × 4 = 360,
   80/90 = 80 × 4/90 × 4 = 320/360
4. Add the two like fractions:
   600/360 + 320/360 = 600 + 320/360 = 920/360
5. 920/360 simplified gives 23/9
6. So, 40/24 + 80/90 = 23/9
   In mixed form: 25/9

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