Answers

Add 60/42 and 16/80

1^st number: 1 18/42, 2^nd number: 16/80

60/42 + 16/80 is 57/35.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 80 is 1680
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1680
2. For the 1st fraction, since 42 × 40 = 1680,
   60/42 = 60 × 40/42 × 40 = 2400/1680
3. Likewise, for the 2nd fraction, since 80 × 21 = 1680,
   16/80 = 16 × 21/80 × 21 = 336/1680
4. Add the two like fractions:
   2400/1680 + 336/1680 = 2400 + 336/1680 = 2736/1680
5. 2736/1680 simplified gives 57/35
6. So, 60/42 + 16/80 = 57/35
   In mixed form: 122/35

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