Answers

Add 45/9 and 40/90

1^st number: 5 0/9, 2^nd number: 40/90

45/9 + 40/90 is 49/9.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 90 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 9 × 10 = 90,
   45/9 = 45 × 10/9 × 10 = 450/90
3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
   40/90 = 40 × 1/90 × 1 = 40/90
4. Add the two like fractions:
   450/90 + 40/90 = 450 + 40/90 = 490/90
5. 490/90 simplified gives 49/9
6. So, 45/9 + 40/90 = 49/9
   In mixed form: 54/9

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