Answers

Add 40/10 and 45/90

1^st number: 4 0/10, 2^nd number: 45/90

40/10 + 45/90 is 9/2.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 90 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 10 × 9 = 90,
   40/10 = 40 × 9/10 × 9 = 360/90
3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
   45/90 = 45 × 1/90 × 1 = 45/90
4. Add the two like fractions:
   360/90 + 45/90 = 360 + 45/90 = 405/90
5. 405/90 simplified gives 9/2
6. So, 40/10 + 45/90 = 9/2
   In mixed form: 41/2

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