Answers

Add 30/40 and 80/45

1^st number: 30/40, 2^nd number: 1 35/45

30/40 + 80/45 is 91/36.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 45 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 40 × 9 = 360,
   30/40 = 30 × 9/40 × 9 = 270/360
3. Likewise, for the 2nd fraction, since 45 × 8 = 360,
   80/45 = 80 × 8/45 × 8 = 640/360
4. Add the two like fractions:
   270/360 + 640/360 = 270 + 640/360 = 910/360
5. 910/360 simplified gives 91/36
6. So, 30/40 + 80/45 = 91/36
   In mixed form: 219/36

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