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# Numbers

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### Neighbor Numbers Math Center

- Lesson plan -

Have your students practice with consecutive numbers that are just one more or one less than each other.

### Words and Numbers

- Lesson plan -

Review word numbers and place value up to billions. Write numbers as word numbers. Write word numbers as numbers.

### Expanded Notation

- Lesson plan -

Write numbers using both expanded notation and standard form, up to billions.

### Mixed Math Mysteries

- Lesson plan -

Students review concepts of factorization, prime numbers, odd. even. divisibility and practice these operations

### Number 2

- Lesson plan -

Students develop their understanding of numbers and learn to recognize the number 2 through various examples and exercises.

### Number 10

- Lesson plan -

Students develop their understanding of numbers and learn to recognize the number 10 through various examples and exercises.

### Number Line with Decimals

- Activity -

Identifying and placing numbers and/or decimals.

### Number 9

- Lesson plan -

Students develop their understanding of numbers and learn to recognize the number 9 through various examples and exercises.

### Tax Calculation

- Activity -

Students learn to calculate subtotals, sales tax amounts, and total purchase amounts for multi-item sales receipts.

### Compare & Order Decimals

- Lesson plan -

Compare and order decimals. Order decimals on a number line. Use the greater than, less than or equal to symbols to compare decimals. Identify equivalent decimals. Order times, heights and times in a race.

### Compare & Order Rational Numbers

- Lesson plan -

Compare and order rational numbers: positive and negative integers, whole numbers, fractions, terminating and repeating decimals

### Decimals as Fractions

- Lesson plan -

Write both terminating and repeating decimals as fractions. Write fractions as decimals.

### Real Numbers

- Lesson plan -

Compare and order rational and irrational numbers and solve problems with irrational numbers.

### Scientific Notation

- Lesson plan -

Write numbers in scientific notation, and convert between scientific notation and standard form. Compare numbers written in scientific notation.

### Scientific Notation Calculations

- Lesson plan -

Use scientific notation in calculations and solve problems with numbers written in scientific notation. Compare numbers written in scientific notation.

### Real Numbers

- Lesson plan -

Differentiate between rational and irrational numbers. Compare and order rational and irrational numbers on a number line.