Answers

Add 40/3 and 80/45

1^st number: 13 1/3, 2^nd number: 1 35/45

40/3 + 80/45 is 136/9.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 3 and 45 is 45
   
   Next, find the equivalent fraction of both fractional numbers with denominator 45
2. For the 1st fraction, since 3 × 15 = 45,
   40/3 = 40 × 15/3 × 15 = 600/45
3. Likewise, for the 2nd fraction, since 45 × 1 = 45,
   80/45 = 80 × 1/45 × 1 = 80/45
4. Add the two like fractions:
   600/45 + 80/45 = 600 + 80/45 = 680/45
5. 680/45 simplified gives 136/9
6. So, 40/3 + 80/45 = 136/9
   In mixed form: 151/9

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