Answers

Add 70/42 and 18/60

1^st number: 1 28/42, 2^nd number: 18/60

70/42 + 18/60 is 59/30.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 60 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 42 × 10 = 420,
   70/42 = 70 × 10/42 × 10 = 700/420
3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
   18/60 = 18 × 7/60 × 7 = 126/420
4. Add the two like fractions:
   700/420 + 126/420 = 700 + 126/420 = 826/420
5. 826/420 simplified gives 59/30
6. So, 70/42 + 18/60 = 59/30
   In mixed form: 129/30

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