Answers

Add 54/84 and 18/10

1^st number: 54/84, 2^nd number: 1 8/10

54/84 + 18/10 is 171/70.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 10 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 84 × 5 = 420,
   54/84 = 54 × 5/84 × 5 = 270/420
3. Likewise, for the 2nd fraction, since 10 × 42 = 420,
   18/10 = 18 × 42/10 × 42 = 756/420
4. Add the two like fractions:
   270/420 + 756/420 = 270 + 756/420 = 1026/420
5. 1026/420 simplified gives 171/70
6. So, 54/84 + 18/10 = 171/70
   In mixed form: 231/70

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