Answers

Add 40/27 and 90/40

1^st number: 1 13/27, 2^nd number: 2 10/40

40/27 + 90/40 is 403/108.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 40 is 1080
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1080
2. For the 1st fraction, since 27 × 40 = 1080,
   40/27 = 40 × 40/27 × 40 = 1600/1080
3. Likewise, for the 2nd fraction, since 40 × 27 = 1080,
   90/40 = 90 × 27/40 × 27 = 2430/1080
4. Add the two like fractions:
   1600/1080 + 2430/1080 = 1600 + 2430/1080 = 4030/1080
5. 4030/1080 simplified gives 403/108
6. So, 40/27 + 90/40 = 403/108
   In mixed form: 379/108

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