Question: 6. Show 39 + 12 using adding a friendly number. 7. Show 12 x 33 using smart partial products. 8. Show 12 x 33 using

6. Show 39 + 12 using adding a friendly number.

7. Show 12 x 33 using smart partial products.

8. Show 12 x 33 using doubling/halving or a ratio table (you choose)

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