Answers

Add 15/35 and 16/28

15/35 + 16/28 is 1/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 35 and 28 is 140
   
   Next, find the equivalent fraction of both fractional numbers with denominator 140
2. For the 1st fraction, since 35 × 4 = 140,
   15/35 = 15 × 4/35 × 4 = 60/140
3. Likewise, for the 2nd fraction, since 28 × 5 = 140,
   16/28 = 16 × 5/28 × 5 = 80/140
4. Add the two like fractions:
   60/140 + 80/140 = 60 + 80/140 = 140/140
5. 140/140 simplified gives 1/1
6. So, 15/35 + 16/28 = 1/1

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