Answers

Add 40/12 and 90/30

1^st number: 3 4/12, 2^nd number: 3 0/30

40/12 + 90/30 is 19/3.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 30 is 60
   
   Next, find the equivalent fraction of both fractional numbers with denominator 60
2. For the 1st fraction, since 12 × 5 = 60,
   40/12 = 40 × 5/12 × 5 = 200/60
3. Likewise, for the 2nd fraction, since 30 × 2 = 60,
   90/30 = 90 × 2/30 × 2 = 180/60
4. Add the two like fractions:
   200/60 + 180/60 = 200 + 180/60 = 380/60
5. 380/60 simplified gives 19/3
6. So, 40/12 + 90/30 = 19/3
   In mixed form: 61/3

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