Add whole numbers (number line)

Use counting to add whole numbers

Find whole numbers to make given sums

Count up by 10 from 0

Create representations of whole number addition

Balance addition and subtraction expressions

Add and subtract whole numbers (number line)

Use counting to add and subtract whole numbers

Find whole numbers to make a sum of 10

Solve one-step equations (addition)

Subtract whole numbers on the number line

Solve one-step equations (addition)

Count up by 10 from multiples of 10

Represent whole numbers with numerals and words

Use operations to combine numbers to reach a target (four operations)

Partition polygons to form other polygons

Count from 10 to 20

Find three whole numbers that add to 10

Add three whole numbers

Add two whole numbers

Use counting to add whole numbers

Game: Add whole numbers

Use matching to compare two sets

Count up from any whole number

Create and interpret pictographs

Partition shapes into halves (rectangles, circles)

Describe and classify solid shapes by attributes

Use grouping to count more than 10 objects

Add whole numbers (robots)

Use subitizing and addition to count objects

Solve problems with skip counting

Measure heights by counting (no units)

Complete patterns of objects (multiple missing sections)

Complete and continue patterns of objects (missing terms)

Complete patterns

Solve problems with skip counting (multiple solutions)

Strategize to solve subtraction problems (two terms)

Use inequality symbols to compare whole numbers

Represent whole numbers with words

Solve subtraction by multiples of 10

Game: Add and subtract whole numbers (hundred board)

Create equal sums with multiples of 10 (known sum)

Count up by 1 or 2

Count objects up to 20

Use counting to subtract whole numbers

Complete patterns of objects (one missing section)

Complete patterns of objects (missing terms)

Solve problems with skip counting

Use inequality symbols to compare whole numbers

Compare heights of objects

Represent whole numbers with words

Add two whole numbers

Solve subtraction from 10

Create combinations to meet requirements (count by 4)

Strategize to solve subtraction problems (three terms, two operations)

Compare and order three sets

Count up from multiples of 10

Create and interpret pictographs

Partition shapes into halves and quarters (rectangles, circles)

Describe and classify solid shapes by attributes