Answers

Add 70/4 and 54/28

1^st number: 17 2/4, 2^nd number: 1 26/28

70/4 + 54/28 is 136/7.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 28 is 28
   
   Next, find the equivalent fraction of both fractional numbers with denominator 28
2. For the 1st fraction, since 4 × 7 = 28,
   70/4 = 70 × 7/4 × 7 = 490/28
3. Likewise, for the 2nd fraction, since 28 × 1 = 28,
   54/28 = 54 × 1/28 × 1 = 54/28
4. Add the two like fractions:
   490/28 + 54/28 = 490 + 54/28 = 544/28
5. 544/28 simplified gives 136/7
6. So, 70/4 + 54/28 = 136/7
   In mixed form: 193/7

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