Answers

Add 56/49 and 20/45

1^st number: 1 7/49, 2^nd number: 20/45

56/49 + 20/45 is 100/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 49 and 45 is 2205
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2205
2. For the 1st fraction, since 49 × 45 = 2205,
   56/49 = 56 × 45/49 × 45 = 2520/2205
3. Likewise, for the 2nd fraction, since 45 × 49 = 2205,
   20/45 = 20 × 49/45 × 49 = 980/2205
4. Add the two like fractions:
   2520/2205 + 980/2205 = 2520 + 980/2205 = 3500/2205
5. 3500/2205 simplified gives 100/63
6. So, 56/49 + 20/45 = 100/63
   In mixed form: 137/63

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