Answers

Add 84/30 and 45/40

1^st number: 2 24/30, 2^nd number: 1 5/40

84/30 + 45/40 is 157/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 40 is 120
   
   Next, find the equivalent fraction of both fractional numbers with denominator 120
2. For the 1st fraction, since 30 × 4 = 120,
   84/30 = 84 × 4/30 × 4 = 336/120
3. Likewise, for the 2nd fraction, since 40 × 3 = 120,
   45/40 = 45 × 3/40 × 3 = 135/120
4. Add the two like fractions:
   336/120 + 135/120 = 336 + 135/120 = 471/120
5. 471/120 simplified gives 157/40
6. So, 84/30 + 45/40 = 157/40
   In mixed form: 337/40

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