Answers

Add 8/28 and 7/70

8/28 + 7/70 is 27/70.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 70 is 140
   
   Next, find the equivalent fraction of both fractional numbers with denominator 140
2. For the 1st fraction, since 28 × 5 = 140,
   8/28 = 8 × 5/28 × 5 = 40/140
3. Likewise, for the 2nd fraction, since 70 × 2 = 140,
   7/70 = 7 × 2/70 × 2 = 14/140
4. Add the two like fractions:
   40/140 + 14/140 = 40 + 14/140 = 54/140
5. 54/140 simplified gives 27/70
6. So, 8/28 + 7/70 = 27/70

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