Answers

Add 16/30 and 80/72

1^st number: 16/30, 2^nd number: 1 8/72

16/30 + 80/72 is 74/45.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 72 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 30 × 12 = 360,
   16/30 = 16 × 12/30 × 12 = 192/360
3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
   80/72 = 80 × 5/72 × 5 = 400/360
4. Add the two like fractions:
   192/360 + 400/360 = 192 + 400/360 = 592/360
5. 592/360 simplified gives 74/45
6. So, 16/30 + 80/72 = 74/45
   In mixed form: 129/45

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