Answers

Add 90/16 and 80/60

1^st number: 5 10/16, 2^nd number: 1 20/60

90/16 + 80/60 is 167/24.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 60 is 240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 240
2. For the 1st fraction, since 16 × 15 = 240,
   90/16 = 90 × 15/16 × 15 = 1350/240
3. Likewise, for the 2nd fraction, since 60 × 4 = 240,
   80/60 = 80 × 4/60 × 4 = 320/240
4. Add the two like fractions:
   1350/240 + 320/240 = 1350 + 320/240 = 1670/240
5. 1670/240 simplified gives 167/24
6. So, 90/16 + 80/60 = 167/24
   In mixed form: 623/24

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