Answers

Add 60/42 and 90/7

1^st number: 1 18/42, 2^nd number: 12 6/7

60/42 + 90/7 is 100/7.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 7 is 42
   
   Next, find the equivalent fraction of both fractional numbers with denominator 42
2. For the 1st fraction, since 42 × 1 = 42,
   60/42 = 60 × 1/42 × 1 = 60/42
3. Likewise, for the 2nd fraction, since 7 × 6 = 42,
   90/7 = 90 × 6/7 × 6 = 540/42
4. Add the two like fractions:
   60/42 + 540/42 = 60 + 540/42 = 600/42
5. 600/42 simplified gives 100/7
6. So, 60/42 + 90/7 = 100/7
   In mixed form: 142/7

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