Answers

Add 7/28 and 84/49

1^st number: 7/28, 2^nd number: 1 35/49

7/28 + 84/49 is 55/28.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 49 is 196
   
   Next, find the equivalent fraction of both fractional numbers with denominator 196
2. For the 1st fraction, since 28 × 7 = 196,
   7/28 = 7 × 7/28 × 7 = 49/196
3. Likewise, for the 2nd fraction, since 49 × 4 = 196,
   84/49 = 84 × 4/49 × 4 = 336/196
4. Add the two like fractions:
   49/196 + 336/196 = 49 + 336/196 = 385/196
5. 385/196 simplified gives 55/28
6. So, 7/28 + 84/49 = 55/28
   In mixed form: 127/28

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