LEARN NC

K–12 teaching and learning · from the UNC School of Education

Goal 1

Number and Operations - The learner will read, write, model, and compute with whole numbers through 999.

Objective 1.03

Create, model, and solve problems that involve addition, subtraction, equal grouping, and division into halves, thirds, and fourths (record in fraction form).

Resources aligned to this objective

Smart money
Students will practice making money trades to equal $.25 kinesthetically and with manipulatives.
Format: lesson plan (grade 2 Mathematics)
By Sherry Griffith.
Money counts
Lesson introducing counting money and making change.
Format: lesson plan (grade 2 Mathematics)
By Angie Horne.
Making equal shares
This activity is designed to connect literature and math. The students will use manipulatives and literature to reinforce the concept of equal sharing.
Format: lesson plan (grade 2 Mathematics)
By Tara Almeida.
Let's trade (regrouping to subtract)
This word (trade) will introduce regrouping to subtract by allowing students to "trade" manipulatives to regroup.
Format: lesson plan (grade 2 Mathematics)
By Sarah Cole.

Resources on the web

Who's in the Fact Family?
Students explore the relationship of addition to subtraction. (Learn more)
Format: lesson plan (grade K–2 Mathematics)
Provided by: National Council of Teachers of Mathematics
What balances?
In this lesson, one of a multi-part unit from Illuminations, students explore another meaning of subtraction: the balance. (Learn more)
Format: lesson plan (grade 2 Mathematics)
Provided by: National Council of Teachers of Mathematics
Try for Five
Students explore the many ways to decompose numbers and then build on their knowledge of addition and subtraction to find missing addends. (Learn more)
Format: lesson plan (grade K–2 Mathematics)
Provided by: National Council of Teachers of Mathematics
Taking Away Sets
Students explore another model for subtraction, the familiar set model. (Learn more)
Format: lesson plan (grade K–2 Mathematics)
Provided by: National Council of Teachers of Mathematics
Sum Search
Students practice addition facts in a concentration-game format using dominoes. (Learn more)
Format: lesson plan (grade K–2 Mathematics)
Provided by: National Council of Teachers of Mathematics
Some Special Sums
Students practice doubles and doubles-plus-one addition facts. (Learn more)
Format: lesson plan (grade K–2 Mathematics)
Provided by: National Council of Teachers of Mathematics
Pyramid Power
Students make sets of a given number, explore relationships between numbers, and write numbers that name how many elements are in a group. (Learn more)
Format: lesson plan (grade K–2 Mathematics)
Provided by: National Council of Teachers of Mathematics
Number Cents: Looking Back and Moving Forward
Students discuss and model prices, review the money words they've learned, and play games to facilitate continuing practice. (Learn more)
Format: lesson plan (grade K–2 Mathematics)
Provided by: National Council of Teachers of Mathematics
Making Change
Students model prices mentioned in a children's book. (Learn more)
Format: lesson plan (grade K–2 Mathematics)
Provided by: National Council of Teachers of Mathematics
Lost buttons
In this lesson, one of a multi-part unit from Illuminations, students investigate subtraction more directly, beginning with the easier “take away” mode. They model “take away” subtraction with buttons and write subtraction sentences.... (Learn more)
Format: lesson plan (grade K–2 Mathematics)
Provided by: National Council of Teachers of Mathematics
How Many Buttons?
Students review classification, make sets of a given number, explore relationships between numbers, and find numbers that are one more and one less than a given number. (Learn more)
Format: lesson plan (grade K–2 Mathematics)
Provided by: National Council of Teachers of Mathematics
Giant story problems: Reading comprehension through math problem solving
This ReadWriteThink activity focuses on reading comprehension skills as they apply to mathematics story problems, as well as on written and verbal mathematics communication skills. Students use drawings, equations, and written responses to solve single... (Learn more)
Format: lesson plan (grade K–2 English Language Arts and Mathematics)
Provided by: ReadWriteThink
Get the Picture--Get the Story
Students explore the connections between mathematics and football. (Learn more)
Format: lesson plan (grade K–5 Mathematics)
Provided by: National Council of Teachers of Mathematics
Food Pyramid Power: Looking Back and Moving Forward
Students display their knowledge of properties of objects for sorting and creating patterns. (Learn more)
Format: lesson plan (grade K–2 Mathematics)
Provided by: National Council of Teachers of Mathematics
Finding Fact Families
Students explore the relation of addition to subtraction. (Learn more)
Format: lesson plan (grade K–2 Mathematics)
Provided by: National Council of Teachers of Mathematics
Finding Fact Families
The relationship of subtraction to addition is introduced with a book and with dominoes. (Learn more)
Format: lesson plan (grade K–2 Mathematics)
Provided by: National Council of Teachers of Mathematics