Answers

Add 7/72 and 6/20

7/72 + 6/20 is 143/360.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 20 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 72 × 5 = 360,
   7/72 = 7 × 5/72 × 5 = 35/360
3. Likewise, for the 2nd fraction, since 20 × 18 = 360,
   6/20 = 6 × 18/20 × 18 = 108/360
4. Add the two like fractions:
   35/360 + 108/360 = 35 + 108/360 = 143/360
5. So, 7/72 + 6/20 = 143/360

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