Use the array to find the missing number: 6 × ＿ = 18.

Use the array to find the missing number: six times the missing number equals 18.

We know that when we multiply by six, that means there’ll be six groups: one, two, three, four, five, and six.

So we can say we have six groups of three. Six times three we know is 18. And the missing number is three six times three equals 18.

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