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Comparing numbers of objects

Comparing numbers on the number line

Counting by category

Greater than and less than symbols

Comparing whole numbers

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Counting in order

Number grid

Missing numbers between 0 and 120

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Introduction to addition

Introduction to subtraction

Getting to 10 by filling boxes

Adding to 10

Making 5

Addition and subtraction within 10

Teens as sums with 10

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Intro to multiplication

Multiplication as groups of objects

Multiplying 1-digit numbers by multiples of 10, 100, and 1000

Multiplying by multiples of 10

Multiplying 10s

Multiplying 1-digit numbers by 10, 100, and 1000

Multiplying 2-digit by 1-digit

Multiplying 3-digit by 1-digit

Multiplying 3-digit by 1-digit (regrouping)

Multiplying 4-digit by 1-digit (regrouping)

Multiplying 2-digit numbers

Multiplying multi-digit numbers

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The idea of division

Division using place value

Intro to remainders

Long division with remainders

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Intro to negative numbers

Ordering negative numbers

Number opposites

Negative symbol as opposite

Absolute value

Comparing absolute values

Placing absolute values on the number line

Adding negative numbers

Adding numbers with different signs

Adding & subtracting negative numbers

Subtracting a negative = adding a positive

Why a negative times a negative makes sense

Why a negative times a negative is a positive

Multiplying positive & negative numbers

Dividing positive and negative numbers