Answers

Add 84/40 and 14/70

1^st number: 2 4/40, 2^nd number: 14/70

84/40 + 14/70 is 23/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 70 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 40 × 7 = 280,
   84/40 = 84 × 7/40 × 7 = 588/280
3. Likewise, for the 2nd fraction, since 70 × 4 = 280,
   14/70 = 14 × 4/70 × 4 = 56/280
4. Add the two like fractions:
   588/280 + 56/280 = 588 + 56/280 = 644/280
5. 644/280 simplified gives 23/10
6. So, 84/40 + 14/70 = 23/10
   In mixed form: 23/10

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