Answers

Add 28/70 and 28/49

28/70 + 28/49 is 34/35.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 49 is 490
   
   Next, find the equivalent fraction of both fractional numbers with denominator 490
2. For the 1st fraction, since 70 × 7 = 490,
   28/70 = 28 × 7/70 × 7 = 196/490
3. Likewise, for the 2nd fraction, since 49 × 10 = 490,
   28/49 = 28 × 10/49 × 10 = 280/490
4. Add the two like fractions:
   196/490 + 280/490 = 196 + 280/490 = 476/490
5. 476/490 simplified gives 34/35
6. So, 28/70 + 28/49 = 34/35

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