Simplify each of the following expressions.

1. $\frac { 3 } { 7 } \cdot \frac { 2 } { 5 }$

   Hint (a) & (b):

   For parts (a) and (b), refer to the Lesson 6.2.6 Math Notes box.

2. $1 \frac { 2 } { 3 } \cdot \frac { 9 } { 10 }$

   Answer (b):

   $\frac{3}{2}\text{ or }1\frac{1}{2}$

3. $5 – 2\left(6 + 4\left(–3\right)\right)$

   Hint (c):

   Remember to follow the order of operations! Try circling the terms you recognize and then simplify.

   More Help (c):

   Refer to the Lesson 4.1.1 Math Notes box for a reminder about the order of operations.

   Were you able to find the answer to part (a)? Remember to show your work!

   Answer (c):

   $17$