Question
Make different arrays for the number 18. Identify the factors in each case.
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| + | $8$ | $3$ | $2$ | $7$ | $6$ | ||
| $3$ | $1$ | $4$ | $5$ | $2$ | |||
| $2$ | $2$ | $6$ | $3$ | $8$ | |||
| $3$ | $6$ | $9$ | $2$ |