Answers

Add 36/84 and 7/30

36/84 + 7/30 is 139/210.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 30 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 84 × 5 = 420,
   36/84 = 36 × 5/84 × 5 = 180/420
3. Likewise, for the 2nd fraction, since 30 × 14 = 420,
   7/30 = 7 × 14/30 × 14 = 98/420
4. Add the two like fractions:
   180/420 + 98/420 = 180 + 98/420 = 278/420
5. 278/420 simplified gives 139/210
6. So, 36/84 + 7/30 = 139/210

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