Answers

Add 70/54 and 10/90

1^st number: 1 16/54, 2^nd number: 10/90

70/54 + 10/90 is 38/27.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 90 is 270
   
   Next, find the equivalent fraction of both fractional numbers with denominator 270
2. For the 1st fraction, since 54 × 5 = 270,
   70/54 = 70 × 5/54 × 5 = 350/270
3. Likewise, for the 2nd fraction, since 90 × 3 = 270,
   10/90 = 10 × 3/90 × 3 = 30/270
4. Add the two like fractions:
   350/270 + 30/270 = 350 + 30/270 = 380/270
5. 380/270 simplified gives 38/27
6. So, 70/54 + 10/90 = 38/27
   In mixed form: 111/27

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