Answers

Add 25/28 and 1/70

25/28 + 1/70 is 127/140.

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,
   25/28 = 25 × 5/28 × 5 = 125/140
3. Likewise, for the 2nd fraction, since 70 × 2 = 140,
   1/70 = 1 × 2/70 × 2 = 2/140
4. Add the two like fractions:
   125/140 + 2/140 = 125 + 2/140 = 127/140
5. So, 25/28 + 1/70 = 127/140

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