Answers

Add 7/45 and 9/4

1^st number: 7/45, 2^nd number: 2 1/4

7/45 + 9/4 is 433/180.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 4 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 45 × 4 = 180,
   7/45 = 7 × 4/45 × 4 = 28/180
3. Likewise, for the 2nd fraction, since 4 × 45 = 180,
   9/4 = 9 × 45/4 × 45 = 405/180
4. Add the two like fractions:
   28/180 + 405/180 = 28 + 405/180 = 433/180
5. So, 7/45 + 9/4 = 433/180
   In mixed form: 273/180

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