Answers

Add 30/84 and 45/25

1^st number: 30/84, 2^nd number: 1 20/25

30/84 + 45/25 is 151/70.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 25 is 2100
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2100
2. For the 1st fraction, since 84 × 25 = 2100,
   30/84 = 30 × 25/84 × 25 = 750/2100
3. Likewise, for the 2nd fraction, since 25 × 84 = 2100,
   45/25 = 45 × 84/25 × 84 = 3780/2100
4. Add the two like fractions:
   750/2100 + 3780/2100 = 750 + 3780/2100 = 4530/2100
5. 4530/2100 simplified gives 151/70
6. So, 30/84 + 45/25 = 151/70
   In mixed form: 211/70

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