Supports the following Standards of Mathematical Practice

• 1 Make sense of problems and persevere in solving them. • 2 Reason abstractly and quantitatively. • 3 Construct viable arguments and critique the reasoning of others. • 4 Model with mathematics. • 5 Use appropriate tools strategically. • 6 Attend to precision. • 7 Look for and make use of structure. • 8 Look for and express regularity in repeated reasoning.

Supports the following Standards of Mathematical Practice

• 1 Make sense of problems and persevere in solving them. • 2 Reason abstractly and quantitatively. • 3 Construct viable arguments and critique the reasoning of others. • 4 Model with mathematics. • 5 Use appropriate tools strategically. • 6 Attend to precision. • 7 Look for and make use of structure. • 8 Look for and express regularity in repeated reasoning.

Supports the following Standards of Mathematical Practice

• 1 Make sense of problems and persevere in solving them. • 2 Reason abstractly and quantitatively. • 3 Construct viable arguments and critique the reasoning of others. • 4 Model with mathematics. • 5 Use appropriate tools strategically. • 6 Attend to precision. • 7 Look for and make use of structure. • 8 Look for and express regularity in repeated reasoning.

Exercises for students with commentary, from Illustrative Mathematics

Supports the following Standards of Mathematical Practice

• 1 Make sense of problems and persevere in solving them. • 2 Reason abstractly and quantitatively. • 3 Construct viable arguments and critique the reasoning of others. • 4 Model with mathematics. • 5 Use appropriate tools strategically. • 6 Attend to precision. • 7 Look for and make use of structure. • 8 Look for and express regularity in repeated reasoning.