1. Use the Associative Property to solve $9 \times 300$. The product is ___.
2. Which expression correctly uses the Associative Property to regroup the factors in $5 \times (6 \times 1,000)$?
3. To solve $4 \times 80$, you can rewrite it as $(4 \times 8) \times 10$. What is the value of $(4 \times 8) \times 10$? The product is ___.
4. Which equation shows the correct application of the Associative Property to find the product of $7 \times 200$?
5. A cargo truck can hold 5,000 pounds. If a company has 6 of these trucks, what is the total weight they can carry in pounds? ___ pounds
6. To solve $8 \times 900$ using the Associative Property, we first break apart 900 and then regroup the factors to get the expression $(8 \times 9) \times$ ___.
7. Maria is solving $3 \times 4,000$. Her first step is to write $3 \times (4 \times 1,000)$. What is the correct next step using the Associative Property?
8. A farmer plants 70 seeds in each row. If there are 5 rows, how many seeds did the farmer plant in total? The total is ___ seeds.
9. The equation $(4 \times 2) \times 100 = 4 \times (2 \times 100)$ is an example of which property of multiplication?
10. A baker makes 60 muffins each hour. Using the unit form strategy, how many muffins does the baker make in 9 hours? ___