NYS

These are the resources that support this NYS Standard.

NY-2.OA.2a: Fluently add and subtract within 20 using mental strategies. By end of Grade 2, know from memory all sums of two one-digit numbers.

There are 109 resources.
Title Description Thumbnail Image Curriculum Topics

Quizlet Flash Card Collection: Sums

Quizlet Flash Cards Addition Facts to 10, Addition Facts to 25 and Addition Facts to 100

Math Games Collection: Drag-N-Drop

Overview

Drag N Drop Addition Facts to 25, Counting, Subtraction Facts to 25, Place Value, Polynomial Expressions, Division Expressions and Equations, Point-Slope Form, Slope-Intercept Form, Standard Form, Slope, Applications of Linear Functions, Quadratic Equations and Functions, Data Analysis, Multiplication Expressions and Equations, Solving One-Step Equations, Quadratic Formula, Numerical Expressions, Variable Expressions and Solving Two-Step Equations

Math Worksheet Collection: Differences to 10

Math Worksheets Subtraction Facts to 10

Math Worksheet Collection: Sums to 20

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Math Worksheets Addition Facts to 25

Math Video Collection: Counting

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Math Videos Counting, Addition Facts to 25 and Subtraction Facts to 25

Closed Captioned Video: Counting and Addition

Closed Captioned Video: Counting and Addition

In this video tutorial, students are shown how to use their counting skills to add two numbers. Three worked-out examples provide an opportunity for students to see how to use their counting skills to add.

Closed Captioned Video: Counting and Addition Addition Facts to 25 and Counting

Closed Captioned Video: Counting and Subtraction

Closed Captioned Video: Counting and Subtraction

In this video tutorial, students are shown how to use their counting skills to subtract two numbers. Three detailed examples show how to use counting to subtract.

Closed Captioned Video: Counting and Subtraction Counting and Subtraction Facts to 25

INSTRUCTIONAL RESOURCE: Tutorial: Adding and Subtracting with Powers of 10

INSTRUCTIONAL RESOURCE: Tutorial: Adding and Subtracting with Powers of 10

Learn to add and subtract with powers of 10. All examples use column addition or subtraction.

INSTRUCTIONAL RESOURCE: Tutorial: Adding and Subtracting with Powers of 10 Addition Expressions and Equations and Place Value

INSTRUCTIONAL RESOURCE: Tutorial: Addition Facts

INSTRUCTIONAL RESOURCE: Tutorial: Addition Facts

Students are shown various strategies for learning basic addition facts.

INSTRUCTIONAL RESOURCE: Tutorial: Addition Facts Addition Facts to 25

INSTRUCTIONAL RESOURCE: Tutorial: Subtraction Facts

INSTRUCTIONAL RESOURCE: Tutorial: Subtraction Facts

Students are shown various strategies for learning basic subtraction facts.

INSTRUCTIONAL RESOURCE: Tutorial: Subtraction Facts Subtraction Expressions and Equations

INSTRUCTIONAL RESOURCE: Tutorial: What Is a Fact Family?

INSTRUCTIONAL RESOURCE: Tutorial: What Is a Fact Family?

Learn about fact families through this tutorial.

INSTRUCTIONAL RESOURCE: Tutorial: What Is a Fact Family? Addition Expressions and Equations and Subtraction Expressions and Equations

Interactive Math Game--Addition Circus--Sums to 20

Interactive Math Game | Addition Circus | Sums to 20

Use this math game to review sums to 20. Pop the balloons that have addends that add up to the sum shown at the top of the screen. Pop any other balloons and lose 2 points. Balloons stay onscreen for 15 seconds.

Addition circus Addition Facts to 25

Interactive Math Game--DragNDrop--Counting and Addition

Interactive Math Game--DragNDrop Math--Arithmetic--Counting and Addition

In this drag-and-drop game, have students practice their counting skills to add numbers. This includes using Counting On. This game generates thousands of different combinations, offering an ideal opportunity for skill review in a game format.

Interactive Math Game--DragNDrop Math--Arithmetic--Counting and Addition Addition Facts to 25 and Counting

Interactive Math Game--DragNDrop--Counting and Subtraction

Interactive Math Game--DragNDrop Math--Arithmetic--Counting and Subtraction

In this drag-and-drop game, have students practice their counting skills to subtract numbers. This includes using Counting On and counting backward. This game generates thousands of different combinations, offering an ideal opportunity for skill review in a game format.

Interactive Math Game--DragNDrop Math--Arithmetic--Counting and Subtraction Counting and Subtraction Facts to 25

Interactive Math Game--What's the Diff?

Interactive Math Game--What's the Diff?

In this game, students are shown pictorial representations of subtraction expressions and equations. They drag-and-drop their response and are given immediate feedback.

Interactive Math Game--What's the Diff? Subtraction Facts to 10

Interactive Math Game: Add 'Em Up! (Sums to 10)

Interactive Math Game: Add 'Em Up! (Sums to 10)

In this game, students are shown pictorial representations of addition expressions and equations. They drag-and-drop their response and are given immediate feedback.

Interactive Math Game, Add 'Em Up!  (Sums to 10) Addition Facts to 10

Interactive Math Game: Add 'Em Up! (Sums to 20)

Interactive Math Game: Add 'Em Up! (Sums to 20)

In this game, students are shown pictorial representations of addition expressions and equations. They drag-and-drop their response and are given immediate feedback.

Interactive Math Game, Add 'Em Up! (Sums to 20) Addition Facts to 25

Interactive Math Game: Fishing for Facts (Differences to 10)

Interactive Math Game: Fishing for Facts (Differences to 10)

In this math game, students practice their math subtraction facts to 10. Have students match subtraction statements and the difference.

Interactive Math Game, Fishing for Facts (Differences to 10) Subtraction Facts to 10

Interactive Math Game: Fishing for Facts (Sums to 10)

Interactive Math Game: Fishing for Facts (Sums to 10)

In this math game, students practice their math facts to 10 by finding equivalent addition expressions. Have students match equivalent expressions to score points.

Interactive Math Game, Fishing for Facts (Sums to 10) Addition Facts to 10

Interactive Math Game: Fishing for Facts (Sums to 20)

Interactive Math Game: Fishing for Facts (Sums to 20)

In this math game, students practice their math facts to 20 by finding equivalent addition expressions. Have students match equivalent expressions to score points.

Interactive Math Game, Fishing for Facts (Sums to 20) Addition Facts to 25

Interactive Math Game: Fishing for Facts (Sums to 5)

Interactive Math Game: Fishing for Facts (Sums to 5)

In this math game, students practice their math facts to 5 by matching a number and an addition expression. Have students match addition facts to score points.

Interactive Math Game, Fishing for Facts (Sums to 5) Addition Facts to 10

Quizlet Flash Card Set: Sums to 20, Set 1

Quizlet Flash Card Set | Sums to 20

In this set of flash cards, find the sum for each pair of addends shown. The sums are up to 20.

—PRESS PREVIEW TO SEE THE FLASHCARDS—

To see the complete collection of Quizlet flash cards, click on this link.

Quizlet Flash Cards Addition Facts to 25

Quizlet Flash Card Set: Sums to 20, Set 2

Quizlet Flash Card Set | Sums to 20, Set 2

In this set of flash cards, find the missing addend. The sums are up to 20.

—PRESS PREVIEW TO SEE THE FLASHCARDS—

To see the complete collection of Quizlet flash cards, click on this link.

Quizlet Flash Cards Addition Facts to 25

Quizlet Flash Card Set: Sums to 20, Set 3

Quizlet Flash Card Set | Sums to 20, Set 3

In this set of flash cards, find the missing addend. The sums are up to 20.

—PRESS PREVIEW TO SEE THE FLASHCARDS—

To see the complete collection of Quizlet flash cards, click on this link.

Quizlet Flash Cards Addition Facts to 25

Quizlet Flash Card Set: Sums to 20, Set 4

Quizlet Flash Card Set | Sums to 20, Set 4

In this set of flash cards, find the missing addend. The sums are up to 20.

—PRESS PREVIEW TO SEE THE FLASHCARDS—

To see the complete collection of Quizlet flash cards, click on this link.

Quizlet Flash Cards Addition Facts to 25