Answers

Add 70/16 and 72/80

1^st number: 4 6/16, 2^nd number: 72/80

70/16 + 72/80 is 211/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 80 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 16 × 5 = 80,
   70/16 = 70 × 5/16 × 5 = 350/80
3. Likewise, for the 2nd fraction, since 80 × 1 = 80,
   72/80 = 72 × 1/80 × 1 = 72/80
4. Add the two like fractions:
   350/80 + 72/80 = 350 + 72/80 = 422/80
5. 422/80 simplified gives 211/40
6. So, 70/16 + 72/80 = 211/40
   In mixed form: 511/40

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