Answers

Add 70/90 and 60/12

1^st number: 70/90, 2^nd number: 5 0/12

70/90 + 60/12 is 52/9.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 12 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 90 × 2 = 180,
   70/90 = 70 × 2/90 × 2 = 140/180
3. Likewise, for the 2nd fraction, since 12 × 15 = 180,
   60/12 = 60 × 15/12 × 15 = 900/180
4. Add the two like fractions:
   140/180 + 900/180 = 140 + 900/180 = 1040/180
5. 1040/180 simplified gives 52/9
6. So, 70/90 + 60/12 = 52/9
   In mixed form: 57/9

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