Answers

Add 70/54 and 56/14

1^st number: 1 16/54, 2^nd number: 4 0/14

70/54 + 56/14 is 143/27.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 14 is 378
   
   Next, find the equivalent fraction of both fractional numbers with denominator 378
2. For the 1st fraction, since 54 × 7 = 378,
   70/54 = 70 × 7/54 × 7 = 490/378
3. Likewise, for the 2nd fraction, since 14 × 27 = 378,
   56/14 = 56 × 27/14 × 27 = 1512/378
4. Add the two like fractions:
   490/378 + 1512/378 = 490 + 1512/378 = 2002/378
5. 2002/378 simplified gives 143/27
6. So, 70/54 + 56/14 = 143/27
   In mixed form: 58/27

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