Answers

Add 45/84 and 72/49

1^st number: 45/84, 2^nd number: 1 23/49

45/84 + 72/49 is 393/196.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 49 is 588
   
   Next, find the equivalent fraction of both fractional numbers with denominator 588
2. For the 1st fraction, since 84 × 7 = 588,
   45/84 = 45 × 7/84 × 7 = 315/588
3. Likewise, for the 2nd fraction, since 49 × 12 = 588,
   72/49 = 72 × 12/49 × 12 = 864/588
4. Add the two like fractions:
   315/588 + 864/588 = 315 + 864/588 = 1179/588
5. 1179/588 simplified gives 393/196
6. So, 45/84 + 72/49 = 393/196
   In mixed form: 21/196

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