Answers

Add 70/63 and 16/80

1^st number: 1 7/63, 2^nd number: 16/80

70/63 + 16/80 is 59/45.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 80 is 5040
   
   Next, find the equivalent fraction of both fractional numbers with denominator 5040
2. For the 1st fraction, since 63 × 80 = 5040,
   70/63 = 70 × 80/63 × 80 = 5600/5040
3. Likewise, for the 2nd fraction, since 80 × 63 = 5040,
   16/80 = 16 × 63/80 × 63 = 1008/5040
4. Add the two like fractions:
   5600/5040 + 1008/5040 = 5600 + 1008/5040 = 6608/5040
5. 6608/5040 simplified gives 59/45
6. So, 70/63 + 16/80 = 59/45
   In mixed form: 114/45

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