Answers

Add 20/60 and 6/45

20/60 + 6/45 is 7/15.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 45 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 60 × 3 = 180,
   20/60 = 20 × 3/60 × 3 = 60/180
3. Likewise, for the 2nd fraction, since 45 × 4 = 180,
   6/45 = 6 × 4/45 × 4 = 24/180
4. Add the two like fractions:
   60/180 + 24/180 = 60 + 24/180 = 84/180
5. 84/180 simplified gives 7/15
6. So, 20/60 + 6/45 = 7/15

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