Answers

Add 80/40 and 60/45

1^st number: 2 0/40, 2^nd number: 1 15/45

80/40 + 60/45 is 10/3.

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,
   80/40 = 80 × 9/40 × 9 = 720/360
3. Likewise, for the 2nd fraction, since 45 × 8 = 360,
   60/45 = 60 × 8/45 × 8 = 480/360
4. Add the two like fractions:
   720/360 + 480/360 = 720 + 480/360 = 1200/360
5. 1200/360 simplified gives 10/3
6. So, 80/40 + 60/45 = 10/3
   In mixed form: 31/3

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