1. Review Questions
3rd OA.5

2. Which is the missing number?
4 x 5 = ___ x 4 1 4 5

3. Find the product.
2 x (4 + 6) = ___ 20 12 10 8

4. If 7 x 4 = 28, what is 4 x 7? 21 24 27 28

5. Which is the missing number?
6 x 9 = (6 x 4) + 6 x __) 3 5 6 9

6. Which has the same product as this sentence?
7 x (2 + 5) = ___
(7 + 2) + (7 + 5) =
(7 + 2) x (7 x 5) =
(7 x 2) x (7 x 5) =
(7 x 2) + (7 x 5) =

7. Which shows another way to group (6 x 4) x 2?

8. 4 x 5
4 x (2 x 3)
4 x (2 + 3)
4 + (2 + 3)

9. 3 x (2 + 2)
(3 x 2) x (3 x 2)
(3 + 2) x (3 + 2)
(3 x 2) + (3 x 2)
(3 + 2) + (3 + 2)

10. Make a drawing to show that 3 x 5 and 5 x 3 have the same product….