Answers

Add 60/14 and 72/80

1^st number: 4 4/14, 2^nd number: 72/80

60/14 + 72/80 is 363/70.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 14 and 80 is 560
   
   Next, find the equivalent fraction of both fractional numbers with denominator 560
2. For the 1st fraction, since 14 × 40 = 560,
   60/14 = 60 × 40/14 × 40 = 2400/560
3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
   72/80 = 72 × 7/80 × 7 = 504/560
4. Add the two like fractions:
   2400/560 + 504/560 = 2400 + 504/560 = 2904/560
5. 2904/560 simplified gives 363/70
6. So, 60/14 + 72/80 = 363/70
   In mixed form: 513/70

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