Answers

Add 12/60 and 9/7

1^st number: 12/60, 2^nd number: 1 2/7

12/60 + 9/7 is 52/35.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 7 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 60 × 7 = 420,
   12/60 = 12 × 7/60 × 7 = 84/420
3. Likewise, for the 2nd fraction, since 7 × 60 = 420,
   9/7 = 9 × 60/7 × 60 = 540/420
4. Add the two like fractions:
   84/420 + 540/420 = 84 + 540/420 = 624/420
5. 624/420 simplified gives 52/35
6. So, 12/60 + 9/7 = 52/35
   In mixed form: 117/35

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