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Addition and subtraction

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Place Value Chart: To Billions

- Activity -

Students learn the value of numbers. Ones up to a billion.

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The Sum Machine

- Activity -

A machine to calculate all kinds of sums.

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Math with Spinners

- Lesson plan -

Use spinners to practice math

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Seriation

- Activity -

Students learn to look at images that are in the right order.

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Addition and Subtraction

- Lesson plan -

Solve addition and subtraction problems, including word problems involving two-and-three digit numbers. Complete in addition and subtraction sentence with missing addends including inverse relationships between and addition and subtraction.

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Twin Numbers - Introduction

- Lesson plan -

Practice twin numbers up to 20.

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Number Line with Decimals

- Activity -

Identifying and placing numbers and/or decimals.

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Adding & Subtraction Fractions with Unlike Denominators

- Lesson plan -

Use fraction models to add and subtract fractions with unlike denominators, and progressing to solve addition and subtraction problems without modeling.

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Add & Subtract Decimals

- Lesson plan -

Add and subtract decimals to solve problems. Solve problems involving money.

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Algebraic Expressions

- Activity -

Learn how to translate English phrases into algebraic expressions.

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Adding & Subtracting Integers

- Lesson plan -

Add and subtract integers in real-life situations including temperature, bank account balances and sea level.

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Add & Subtract Fractions

- Lesson plan -

Develop fluency with addition and subtraction of non-negative rational numbers with unlike denominators.

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Bead Necklace

- Activity -

A clear and simple bead necklace.

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Adding & Subtracting Rational Numbers

- Lesson plan -

Add and subtract rational numbers including negative fractions. Use absolute value to solve addition and subtraction problems.

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Estimation

- Lesson plan -

Estimate sums and differences.

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Bus Sum - phase 1

- Activity -

Teach students the meaning of adding and subtracting.

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