Unit 8

Putting It All Together

Unit Goals

Unit Narrative

In this unit, students revisit major work and fluency goals of the grade, applying their learning from the year.

In Section A, students add and subtract within 20, concurrently working toward the goal of adding and subtracting fluently within 10. In Section B, they practice solving story problems of familiar types (those introduced in earlier units). In Section C, students count and represent numbers within 120.

Each of these topics is critical for students’ readiness for the work in grade 2, in which students will expand their...

Section A

Section Goals

Section Narrative

In this section, students practice adding and subtracting within 20. Students also reflect on their fluency with addition and subtraction within 10—by completing an inventory of the sums and differences they do and do not yet know fluently. Students continue to work toward fluency with these expressions and to share the methods they find effective for finding the value of...

Let’s add within 10.

Let’s look at the relationship between addition and subtraction.

Let’s add and subtract within 20.

to access Section Checkpoints.

Section A

Let’s add within 10.

Let’s look at the relationship between addition and subtraction.

Let’s add and subtract within 20.

Section B

Section Goals

Section Narrative

In this section, students revisit types of story problems that were introduced in earlier units and should be mastered by the end of grade 1. These problem types include:

Add to and Take From, Change Unknown
Put Together and Take Apart, Addend Unknown
Compare, Difference Unknown

Clare sees 8 sea turtles swimming.
Some more turtles join them.
Now there are...

Let’s solve story problems.

Let’s solve more story problems.

Let’s solve Compare story problems.

to access Section Checkpoints.

Section B

Let’s solve story problems.

Let’s solve more story problems.

Let’s solve Compare story problems.

Section C

Section Goals

Section Narrative

In this section, students use their understanding of place value to organize, count, and represent groups of up to 120 objects. Students create multiple representations of two-digit numbers, demonstrating their understanding that the two digits represent amounts of tens and ones, and that the same two-digit number can be composed using different amounts of tens and ones. Students then use...

Let’s organize, count, and represent large collections.

Let’s represent 2-digit numbers in different ways.

Let’s solve number riddles.

Let’s write and solve number riddles.

to access Section Checkpoints.

Section C

Let’s organize, count, and represent large collections.

Let’s represent 2-digit numbers in different ways.

Let’s solve number riddles.

Let’s write and solve number riddles.

to access End-of-Unit Assessments.

Navigation

Gradeband

Course

Unit

Settings

Language

Audience

Assessment Access

Unit | Loading...

Putting It All Together

Unit Goals

Unit Narrative

Section Goals

Section Narrative

Section Goals

Section Narrative

Section Goals

Section Narrative

Unit 8 Resources

About Unit 8

Other Resources

Section Goals

Section Narrative

Section Goals

Section Narrative

Section Goals

Section Narrative