Answers

Add 3/12 and 56/90

3/12 + 56/90 is 157/180.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 90 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 12 × 15 = 180,
   3/12 = 3 × 15/12 × 15 = 45/180
3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
   56/90 = 56 × 2/90 × 2 = 112/180
4. Add the two like fractions:
   45/180 + 112/180 = 45 + 112/180 = 157/180
5. So, 3/12 + 56/90 = 157/180

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