Unit 3 Contents

Using Factors

1. Find the products. You may use mental math or your multiplication table.
1. 2 3 3 =
2. 3 2 3 =
3. 2 2 2 =
4. 3 3 5 =
5. 3 3 3 =
6. 2 2 5 =
7. 3 0 5 =
8. 7 3 2 =
9. 5 4 3 =
10. 3 4 2 =
11. 4 1 9 =
12. 1 6 0 =
13. 2 3 10 =
14. 5 50 2 =
15. 60 4 2 =
16. 8 20 1 =
1. 2 70 =
2. 60 3 =
3. 10 24 =
4. 50 8 =
5. 9 40 =
6. 70 4 =

Using Exponents

3. Rewrite the following number sentences using exponents:
   
1. 4 4 4 = 64
2. 2 5 5 2 2 = 200
3. 2 3 2 5 2 5 = 600
4. 2 2 3 2 2 5 5 = 1200
5. 2 5 2 5 5 3 = 1500
6. 3 10 10 = 300
7. 2 10 10 10 2 = 4000
4. Write each of the following number sentences without exponents. Then multiply.
1. 2² 3²
2. 3³ 4²
3. 2² 5²
4. 2⁴ 3