Applying Addition and Subtraction Concepts
Simple Addition
Skating Addition (Click on Addition +)
Lesson 1
Objective-Using the Commutative Property (eg. 2+3=3+2) and Identity Property (Any Number Added to Zero is That Number)
CCSS-2.0A.2 Fluently add and subtract within 20 using mental strategies
Adding Numbers with Sums Up to 10 (AAA Math) (NF)
Counting Up Addition (You Can Use a Number Line to Help Jump)
Pretzel Arm Wrestling Addition (Click on Play, then Start)
Lesson 2
Objective-Using a number line to count on
CCSS-2.0A.2 Fluently add and subtract within 20 using mental strategies
+0, +1, and +2, Addition Facts (AAA Math) (NF)
Number Line Fruit Splat - Single Digit Addition
Target Number - Addition Number Bonds
House Coloring Single Digit Addition
Lesson 3
Objective-Use doubles and near doubles to find sums
CCSS-2.0A.2 Fluently add and subtract within 20 using mental strategies
Adding 5's and 6's (AAA Math) (NF)
Lesson 4
Objective-Make a 10 to solve addition problems
CCSS-2.0A.2 Fluently add and subtract within 20 using mental strategies
Add to Find the Sum (AAA Math) (NF)
Add 9 Game (Choose the Key that is 9 More than the Number)
Lesson 5
Objective-Add three numbers to find the sum
CCSS-2.0A.2 Fluently add and subtract within 20 using mental strategies
Adding Three Numbers (AAA Math) (NF)
Adding Three Numbers - Math Magician
Lesson 6
Objective-Write a number sentence to solve problems
CCSS-2.0A.1 Use addition within 100 to solve word problems
Finish the Number Sentence to Make It True (AAA Math) (NF)
Add 9 Game (Choose the Key that is 9 More than the Number)
Lesson 7
Objective-Count back to find the difference
CCSS-2.0A.2 Fluently add and subtract within 20 using mental strategies
Lesson 8
Objective-Subtract zero or all to find the difference
CCSS-2.0A.2 Fluently add and subtract within 20 using mental strategies
Basic Subtraction Facts (AAA Math) (NF)
Subtraction Flashcards (See How Many Stars You Can Earn) (NF)
Subtraction (Look at the Subtraction Problem, Use the / to Help)
Lesson 9
Objective-Use doubles facts to find the difference
CCSS-2.0A.2 Fluently add and subtract within 20 using mental strategies
Subtraction By 3's and 4's (AAA Math) (NF)
Lesson 10
Objective-Use addition facts to subtract
CCSS-2.0A.2 Fluently add and subtract within 20 using mental strategies
Subtracting by 5's and 6's (AAA Math) (NF)
Skateboard Subtraction (Jump By Clicking the Correct Answer)
Lesson 11
Objective-Use subtraction facts to help find missing addends
CCSS-2.0A.2 Fluently add and subtract within 20 using mental strategies
Find the Missing Addends to Complete the Fact Family (AAA Math) (NF)
Leprechaun Subtraction (Use Arrow Keys and Space Bar)
Lesson 12
Objective-Use related facts to write fact families
CCSS-2.0A.2 Fluently add and subtract within 20 using mental strategies
Find the Missing Addends to Complete the Fact Family (AAA Math) (NF)
Count Up Addition Using a Number Line
Lesson 13
Objective-Solve word problems that involve two steps
CCSS-2.0A.1 Use addition and subtraction within 100 to solve word problems
Subtraction Number Stories (Click on "Click Here To Take Test") (NF)
Addition Word Problems with Animals (NF)
Find the Missing Addend (AAA Math) (NF)