Answers

Add 80/45 and 27/10

1^st number: 1 35/45, 2^nd number: 2 7/10

80/45 + 27/10 is 403/90.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 10 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 45 × 2 = 90,
   80/45 = 80 × 2/45 × 2 = 160/90
3. Likewise, for the 2nd fraction, since 10 × 9 = 90,
   27/10 = 27 × 9/10 × 9 = 243/90
4. Add the two like fractions:
   160/90 + 243/90 = 160 + 243/90 = 403/90
5. So, 80/45 + 27/10 = 403/90
   In mixed form: 443/90

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