Answers

Add 14/84 and 63/40

1^st number: 14/84, 2^nd number: 1 23/40

14/84 + 63/40 is 209/120.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 40 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 84 × 10 = 840,
   14/84 = 14 × 10/84 × 10 = 140/840
3. Likewise, for the 2nd fraction, since 40 × 21 = 840,
   63/40 = 63 × 21/40 × 21 = 1323/840
4. Add the two like fractions:
   140/840 + 1323/840 = 140 + 1323/840 = 1463/840
5. 1463/840 simplified gives 209/120
6. So, 14/84 + 63/40 = 209/120
   In mixed form: 189/120

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