Answers

Add 70/15 and 49/54

1^st number: 4 10/15, 2^nd number: 49/54

70/15 + 49/54 is 301/54.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 54 is 270
   
   Next, find the equivalent fraction of both fractional numbers with denominator 270
2. For the 1st fraction, since 15 × 18 = 270,
   70/15 = 70 × 18/15 × 18 = 1260/270
3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
   49/54 = 49 × 5/54 × 5 = 245/270
4. Add the two like fractions:
   1260/270 + 245/270 = 1260 + 245/270 = 1505/270
5. 1505/270 simplified gives 301/54
6. So, 70/15 + 49/54 = 301/54
   In mixed form: 531/54

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