Lesson Plan
Student Achievement Partners

Illustrative Mathematics: Three Composing/decomposing Problems [Pdf]

For Teachers 1st - 2nd Standards
In this grade 2 lesson, young scholars use base ten blocks to compose and decompose numbers.
Interactive
Study Pad

Splash Learn: Decompose Numbers (11 to 19) Into a Ten and a Few Ones

For Students K - 1st Standards
[Free Registration/Login Required] Using ten frames and number sentences, students will practice decomposing numbers into tens and ones.
Lesson Plan
Other

Nearpod: Composing & Decomposing Numbers 11 19

For Teachers K Standards
In the lesson on composing and decomposing numbers, students will use number bonds and ten frames to help them compose and decompose numbers 11-19.
Lesson Plan
Better Lesson

Better Lesson: Ways to Make 10 a Lesson on Decomposing

For Teachers K - 1st Standards
Students will learn what it means to represent a number in different ways and will begin to explore decomposing numbers. Included is a detailed lesson plan, link to an online game, worksheet, center ideas, and a "Ways to Make 10" chart.
Lesson Plan
Other

Nearpod: Decomposing Numbers to 10

For Teachers K Standards
In the lesson on decomposing numbers, students will use number bonds to help them decompose numbers up to 10. They will also review key vocabulary terms, like decompose, number bonds, parts, and whole.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 2.nbt Three Composing/decomposing Problems

For Teachers 2nd
In this lesson plan students use base ten blocks to explore place value.
Interactive
Starfall

Starfall: Compose & Decompose Numbers

For Students K - 1st Standards
This learning game focuses on adding tens and ones to fill candy orders and deliver them.
Professional Doc
Louisiana Department of Education

Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide: Analyzing, Comparing, and Composing Shapes

For Students K Standards
A guide to support parents as they work with their students in analyzing, comparing, and composing shapes.
Activity
K-5 Math Teaching Resources

K 5 Math Teaching Resources: Decompose a Factor [Pdf]

For Students K - 1st Standards
Students will learn how to determine the product by decomposing the factors.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: What Makes a Teen Number?

For Teachers K - 1st Standards
Students will learn about teen numbers by understanding the base-ten structure of teen numbers. They will fill-in a 10-frame and a blank equation as they complete the activity. Worksheet included.
Unknown Type
NumberNut

Number Nut: Subtraction: Two Digit Subtraction With Borrowing

For Students Pre-K - 1st Standards
A quiz for practicing subtraction with two-digit numbers where there is regrouping.
Activity
NumberNut

Number Nut: Subtraction: Borrowing

For Students 3rd - 5th
Explains the concept of 'borrowing' in subtraction, also known as regrouping or decomposing numbers.
Whiteboard
ClassFlow

Class Flow: Breaking 10 Apart

For Teachers Pre-K - 1st
[Free Registration/Login Required] This is an interactive lesson that encourages students to move around. It focuses on the students being able to recognize that numbers are the same even if you break them apart into groups. This lesson...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: k.oa What's Missing?

For Teachers K - 1st
Students will practice composing and decomposing numbers with this quick game. Show the student 6 counters. Ask the student to close his/her eyes. Hide some of the counters under a sheet of heavy paper. When the student opens his/her...
Interactive
Other

The Math Learning Center: Pattern Shapes

For Students 4th - 8th Standards
Students use pattern shapes to explore geometry and fractions, creating their own designs, or filling in outlines. As they work with the shapes students explore geometric relationships, think about angles, investigate symmetry, and...
Unknown Type
NumberNut

Number Nut: Subtraction: Three Digit Subtraction With Borrowing

For Students 3rd - 5th
A quiz for practicing subtraction with three-digit numbers where there is regrouping.
Lesson Plan
Alabama Learning Exchange

Alex: Fishy Addition!

For Teachers Pre-K - 1st Standards
In this activity, learners will use manipulatives to act out and solve simple addition problems.