Answers

Add 70/25 and 21/45

1^st number: 2 20/25, 2^nd number: 21/45

70/25 + 21/45 is 49/15.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 25 and 45 is 225
   
   Next, find the equivalent fraction of both fractional numbers with denominator 225
2. For the 1st fraction, since 25 × 9 = 225,
   70/25 = 70 × 9/25 × 9 = 630/225
3. Likewise, for the 2nd fraction, since 45 × 5 = 225,
   21/45 = 21 × 5/45 × 5 = 105/225
4. Add the two like fractions:
   630/225 + 105/225 = 630 + 105/225 = 735/225
5. 735/225 simplified gives 49/15
6. So, 70/25 + 21/45 = 49/15
   In mixed form: 34/15

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