Answers

Add 90/2 and 80/40

1^st number: 45 0/2, 2^nd number: 2 0/40

90/2 + 80/40 is 47/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 2 and 40 is 40
   
   Next, find the equivalent fraction of both fractional numbers with denominator 40
2. For the 1st fraction, since 2 × 20 = 40,
   90/2 = 90 × 20/2 × 20 = 1800/40
3. Likewise, for the 2nd fraction, since 40 × 1 = 40,
   80/40 = 80 × 1/40 × 1 = 80/40
4. Add the two like fractions:
   1800/40 + 80/40 = 1800 + 80/40 = 1880/40
5. 1880/40 simplified gives 47/1
6. So, 90/2 + 80/40 = 47/1

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