Answers

Add 6/36 and 20/72

6/36 + 20/72 is 4/9.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 36 and 72 is 72
   
   Next, find the equivalent fraction of both fractional numbers with denominator 72
2. For the 1st fraction, since 36 × 2 = 72,
   6/36 = 6 × 2/36 × 2 = 12/72
3. Likewise, for the 2nd fraction, since 72 × 1 = 72,
   20/72 = 20 × 1/72 × 1 = 20/72
4. Add the two like fractions:
   12/72 + 20/72 = 12 + 20/72 = 32/72
5. 32/72 simplified gives 4/9
6. So, 6/36 + 20/72 = 4/9

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