Answers

Add 3/84 and 32/70

3/84 + 32/70 is 69/140.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 70 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 84 × 5 = 420,
   3/84 = 3 × 5/84 × 5 = 15/420
3. Likewise, for the 2nd fraction, since 70 × 6 = 420,
   32/70 = 32 × 6/70 × 6 = 192/420
4. Add the two like fractions:
   15/420 + 192/420 = 15 + 192/420 = 207/420
5. 207/420 simplified gives 69/140
6. So, 3/84 + 32/70 = 69/140

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