Answers

Add 18/40 and 56/45

1^st number: 18/40, 2^nd number: 1 11/45

18/40 + 56/45 is 61/36.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 45 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 40 × 9 = 360,
   18/40 = 18 × 9/40 × 9 = 162/360
3. Likewise, for the 2nd fraction, since 45 × 8 = 360,
   56/45 = 56 × 8/45 × 8 = 448/360
4. Add the two like fractions:
   162/360 + 448/360 = 162 + 448/360 = 610/360
5. 610/360 simplified gives 61/36
6. So, 18/40 + 56/45 = 61/36
   In mixed form: 125/36

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