Answers

Add 16/8 and 90/18

1^st number: 2 0/8, 2^nd number: 5 0/18

16/8 + 90/18 is 7/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 8 and 18 is 72
   
   Next, find the equivalent fraction of both fractional numbers with denominator 72
2. For the 1st fraction, since 8 × 9 = 72,
   16/8 = 16 × 9/8 × 9 = 144/72
3. Likewise, for the 2nd fraction, since 18 × 4 = 72,
   90/18 = 90 × 4/18 × 4 = 360/72
4. Add the two like fractions:
   144/72 + 360/72 = 144 + 360/72 = 504/72
5. 504/72 simplified gives 7/1
6. So, 16/8 + 90/18 = 7/1

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