Answers

Add 70/45 and 21/49

1^st number: 1 25/45, 2^nd number: 21/49

70/45 + 21/49 is 125/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 49 is 2205
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2205
2. For the 1st fraction, since 45 × 49 = 2205,
   70/45 = 70 × 49/45 × 49 = 3430/2205
3. Likewise, for the 2nd fraction, since 49 × 45 = 2205,
   21/49 = 21 × 45/49 × 45 = 945/2205
4. Add the two like fractions:
   3430/2205 + 945/2205 = 3430 + 945/2205 = 4375/2205
5. 4375/2205 simplified gives 125/63
6. So, 70/45 + 21/49 = 125/63
   In mixed form: 162/63

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