Teks

# Math 2.4(B)

add up to four two-digit numbers and subtract two-digit numbers using mental strategies and algorithms based on knowledge of place value and properties of operations;

32 of 83 teaching resources for those 'aha' moments

### 10 Blank Ten Frames

A template including 10 blank ten frames.

1 page Grades: K - 2

### Decomposing to a Ten – Interactive PowerPoint

A 13-slide, editable teaching presentation focusing the decomposing to a ten subtraction strategy.

13 pages Grades: 2 - 3

### Addition Strategy - Decompose, Then Make 10 Worksheet

Build addition strategies using digits 1-10 with this two-page decomposing numbers worksheet.

4 pages Grades: 1 - 2

### Math Mazes - Addition and Subtraction

A set of puzzling mazes that require addition and subtraction skills to solve.

6 pages Grades: 2 - 3

### Compensation Strategy for Subtraction – Interactive PowerPoint

A 16-slide, editable PowerPoint that focuses on the compensation strategy for subtraction.

16 pages Grades: 2 - 3

### Missing Addend Picture Puzzle – Level 2

Solve the missing addition sentence by matching the addend with its equation, completing the puzzle.

3 pages Grades: 2 - 3

### Subtraction Strategies – Worksheet

A worksheet to use when assessing your students’ knowledge of subtraction strategies.

2 pages Grades: 2 - 3

### 2-Digit + 1-Digit Numbers Addition Worksheet

Practice addition involving 2- and 1-digit numbers with this drill and practice worksheet.

2 pages Grades: 1 - 2

### Jump Strategy for Subtraction – Interactive PowerPoint

An 11-slide, editable teaching presentation that focuses on the jump strategy.

11 pages Grades: 2 - 3
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An animated teaching presentation focused on the addition algorithm.

23 pages Grades: 2 - 4
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A fun, hands-on board game to play in groups when learning to solve subtraction equations that require regrouping.

3 pages Grades: 2 - 3
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A set of 7 math addition strategies posters.

8 pages Grades: 2 - 4

### Missing Addend Picture Puzzle – Level 3

Solve the missing addition sentence by matching the addend with its equation, completing the puzzle.

3 pages Grades: 2 - 3

### Math Mazes - Two-digit Addition

A set of three mazes that require students to add two-digit numbers.

6 pages Grades: 2 - 3

### Subtracting 2-Digit Numbers Task Cards

Practice 2-digit subtraction with this set of 18 task cards.

5 pages Grades: 2 - 3

### Missing Part Path

A worksheet to use when learning about various subtraction strategies.

2 pages Grades: 2 - 3

### Addition to 10 Modeling Mats

Familiarize students with adding single-digit numbers using this set of practice mats.

4 pages Grades: K - 2

### Compatible Numbers for Subtraction – Interactive PowerPoint

A 13-slide, editable teaching presentation that focuses on using compatible numbers as a subtraction strategy.

13 pages Grades: 2 - 3

### 2-digit + 1-digit Task Cards

Practice adding 2-digit and 1-digit numbers with this set of 18 number sentence task cards.

5 pages Grades: 1 - 2

### Subtraction Strategies Posters

A set of 7 math subtraction strategies posters.

8 pages Grades: 2 - 5

### Addition Strategy - Counting On Worksheet

4 pages Grades: 1 - 2

### Split Strategy for Subtraction – Interactive PowerPoint

An 11-slide, editable teaching presentation that focuses on the split strategy for subtraction.

11 pages Grades: 2 - 3
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Practice 2-digit addition with regrouping with this drill and practice worksheet.

2 pages Grades: 2 - 3

### Split Strategy Subtraction Dominoes

A set of double-digit subtraction dominoes to use in the classroom.

3 pages Grades: 2 - 3
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A set of 15 match-up cards to scaffold work with addition word problems.

8 pages Grades: 2 - 3

### The Mathematical Easter Egg Hunt

A differentiated Easter egg hunt activity for mathematics.

11 pages Grades: 2 - 5

### Compensation Strategy Interactive PowerPoint

A 21-slide, editable teaching presentation focusing on the compensation addition strategy.

22 pages Grades: 2 - 3
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Practice adding four 2-digit numbers together with this set of 16 task cards.

7 pages Grades: 2 - 3
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Practice adding 2-digit numbers with this set of 18 number sentence task cards.

### Subtracting 2-Digit Numbers Worksheet

Practice 2-digit subtraction with regrouping with this drill and practice worksheet.

2 pages Grades: 2 - 3