Answers

Add 5/72 and 80/45

1^st number: 5/72, 2^nd number: 1 35/45

5/72 + 80/45 is 133/72.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 45 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 72 × 5 = 360,
   5/72 = 5 × 5/72 × 5 = 25/360
3. Likewise, for the 2nd fraction, since 45 × 8 = 360,
   80/45 = 80 × 8/45 × 8 = 640/360
4. Add the two like fractions:
   25/360 + 640/360 = 25 + 640/360 = 665/360
5. 665/360 simplified gives 133/72
6. So, 5/72 + 80/45 = 133/72
   In mixed form: 161/72

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