



 
Hi Kenneth, When we talk about multiples of a number we are usually interested in positive integer multiples. That's what gave you the multiples of 6. They are \[1 \times 6 = 6, 2 \times 6 = 12, 3 \times 6 = 18, \mbox{ and so on.}\] For multiples of a fraction you apply the same procedure. Thus the multiples of $\large \frac23$ are \[1 \times \frac23 = \frac23, 2 \times \frac23 = \frac43, 3 \times \frac23 = \frac63, \mbox{ and so on.}\] Penny  


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