Answers

Add 56/84 and 75/45

1^st number: 56/84, 2^nd number: 1 30/45

56/84 + 75/45 is 7/3.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 45 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 84 × 15 = 1260,
   56/84 = 56 × 15/84 × 15 = 840/1260
3. Likewise, for the 2nd fraction, since 45 × 28 = 1260,
   75/45 = 75 × 28/45 × 28 = 2100/1260
4. Add the two like fractions:
   840/1260 + 2100/1260 = 840 + 2100/1260 = 2940/1260
5. 2940/1260 simplified gives 7/3
6. So, 56/84 + 75/45 = 7/3
   In mixed form: 21/3

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