how many arrays can you draw for the number 30

What are dot arrays? What would a dot array for $1.84 look like? Thanks!

How do you do arrays and an expanded algorithm. 23 X 17?

i need to draw 3 arrays to show that 20 is a multiple of 2,5, and 10. please help!

Draw 3 arrays to show that 20 is a multiple of 2, 5, and 10.

Name all the arrays you can make with 8 tiles

what are some arrays that add up to 24 are at least 2 high but no taller than 8 high?

How do you do arrays and an expanded algorithm

so i have two arrays . I need to figure outh how to multiply each value of the first array by each...

How many different arrays can you make with a total of 6counters?

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