Answers

Add 7/90 and 6/27

7/90 + 6/27 is 3/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 27 is 270
   
   Next, find the equivalent fraction of both fractional numbers with denominator 270
2. For the 1st fraction, since 90 × 3 = 270,
   7/90 = 7 × 3/90 × 3 = 21/270
3. Likewise, for the 2nd fraction, since 27 × 10 = 270,
   6/27 = 6 × 10/27 × 10 = 60/270
4. Add the two like fractions:
   21/270 + 60/270 = 21 + 60/270 = 81/270
5. 81/270 simplified gives 3/10
6. So, 7/90 + 6/27 = 3/10

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