Answers

Add 25/27 and 4/45

25/27 + 4/45 is 137/135.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 45 is 135
   
   Next, find the equivalent fraction of both fractional numbers with denominator 135
2. For the 1st fraction, since 27 × 5 = 135,
   25/27 = 25 × 5/27 × 5 = 125/135
3. Likewise, for the 2nd fraction, since 45 × 3 = 135,
   4/45 = 4 × 3/45 × 3 = 12/135
4. Add the two like fractions:
   125/135 + 12/135 = 125 + 12/135 = 137/135
5. So, 25/27 + 4/45 = 137/135
   In mixed form: 12/135

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