Grade 2 Addition Overview – This app teaches students how to find numerical solutions up to 1000 using concrete models to solve equations and how to solve multi-step word problems based on properties of operations. The 2nd grade math apps covers all Common Core Skills required for 2nd grade Addition.

## The 2nd-grade math apps for addition include:

- Five skill-focused Learn Lesson videos:
- Addition Strategies.
- Picture Addition.
- Word Problems.
- Input/Output Table.
- Long Addition.

- Five simple and engaging Try Modules for practice & development of Common Core skills presented in the Learn Lessons utilizing a kinesthetic learning style:
- Function Factory utilizing random Input + Rule = Output equations.
- Long Addition random equation training module.
- Word Problem interactive step-by-step training module.
- 100+ Flash Cards with ready answers.
- AppTutor Quick Challenge recollection tool with a timer.

- Across-the-board skill-directed testing to examine the understanding of all Common Core skills on the conceptual level.
- Hints Sheet for referencing and emailing as well as printing.
- 34 pages of skills-targeting Worksheets containing more than 550 questions for additional practice with the answer key.
- “Certificate of Achievement” (print it or mail it).

**Plus**

- Intuitive Scratch Pad that promotes counting and creative reasoning skills.
- Complete app – no upgrades needed.
- Can be used by three students and a guest user.
- Allows following the progress of individual users.
- The design is completely compatible with the Common Core State Standards Initiative (CCSSI).
- A complete audio guidance available in one-click.
- Feedback on wrong answers for all tests.
- Random test question generation ensures equal testing and grading for all Common Core skills addressed.
- Over 1,500 unique problems throughout the app.
- Works on iPhone, iPad, and iPod Touch.

## Grade 2 Addition Common Core State Standards addressed:

- 2.OA.1 Utilize addition within 100 for solving one and two-step word problems related to situations of adding to, putting together, and comparing, with unknowns in all positions.
- 1.2 Addition of one-digit numbers: Review – the creation of addition sentences – sums up to 10
- 1.3 Addition of one-digit numbers: Picture Addition – sums up to 20
- 1.4 Addition of one-digit numbers: Describe pictures using addition sentences – sums up to 20
- 1.5 Addition of one-digit numbers: Addition word problems
- 1.6 Addition of one-digit numbers: Finish the addition sentence
- 1.7 Addition of one-digit numbers: Create the addition sentence
- 1.8 Addition of one-digit numbers: Balance addition equations
- 1.9 Addition of one-digit numbers: Add several single-digit numbers
- 1.10 Addition of one-digit numbers: Add several single-digit numbers (word problems)
- 1.18 Addition of two-digit numbers: Describe pictures using addition sentences
- 1.19 Addition of two-digit numbers: Solve addition word problems
- 1.20 Addition of two-digit numbers: Finish the addition sentence
- 1.21 Addition of two-digit numbers: Create the addition sentence
- 1.22 Addition of two-digit numbers: Balance addition equations
- 1.23 Addition of two-digit numbers: Add three or more numbers (word problems)

- 2.OA.2 Fluently add within 20 applying mental strategies. By end of Grade 2, memorize all sums of two one-digit numbers.
- 2.1 Addition of one-digit numbers: Add single-digit numbers – sums up to 10 (review)
- 2.2 Addition of one-digit numbers: Learn how to make a number – sums up to 10 (review)
- 2.3 Addition of one-digit numbers: Add single-digit numbers
- 2.4 Addition of one-digit numbers: Addition input/output tables – sums up to 20
- 2.5 Addition of one-digit numbers: Add zero
- 2.6 Addition of one-digit numbers: Balance addition equations

- 2.NBT.5 Fluently add within 100 utilizing place-value based strategies and properties of operations.
- 5.1 Addition of two-digit numbers: Add a two-digit and a single-digit number (no regrouping)
- 5.2 Addition of two-digit numbers: Add a two-digit and a single-digit number (with regrouping)
- 5.3 Addition of two-digit numbers: Add two two-digit numbers (no regrouping
- 5.4 Addition of two-digit numbers: Add two two-digit numbers (with regrouping)
- 5.5 Addition of two-digit numbers: Addition input/output tables
- 5.6 Addition of two-digit numbers: Learn how to make a number with addition
- 5.7 Addition of two-digit numbers: Balance addition equations – up to two digits

- 2.NBT.6 Add fluently two-digit numbers exploring strategies based on place value and properties of operations (up to four numbers).
- 6.1 Addition of two-digit numbers: Add three or more numbers up to two digits each

- 2.NBT.7 Add fluently within 1000, by making use of concrete models/drawings and exploring place value-based strategies and properties of operations. Learn that the addition of three-digit numbers requires the addition of ones, tens, hundreds, and even tens of hundreds.
- 7.1 Addition – three digits: Add two three-digit numbers
- 7.2 Addition – three digits: Addition input/output tables – up to three digits
- 7.3 Addition – three digits: Addition word problems – up to three digits
- 7.4 Addition – three digits: Complete the addition sentence – up to three digits
- 7.5 Addition – three digits: Write the addition sentence – up to three digits
- 7.6 Addition – three digits: Balance addition equations – up to three digits

- 2.NBT.8 Mentally add 10 or 100 to a given number 100-900.
- 8.1 Addition – two digits: Add multiples of 10
- 8.3 Addition-three digits: Add multiples of 100

- 2.NBT.9 Provide an explanation of addition and subtraction strategies, by utilizing place value and the properties of operations.
- 9.1 Properties: Related addition facts

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