Answers

Add 5/70 and 1/42

5/70 + 1/42 is 2/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 42 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 70 × 3 = 210,
   5/70 = 5 × 3/70 × 3 = 15/210
3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
   1/42 = 1 × 5/42 × 5 = 5/210
4. Add the two like fractions:
   15/210 + 5/210 = 15 + 5/210 = 20/210
5. 20/210 simplified gives 2/21
6. So, 5/70 + 1/42 = 2/21

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