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# Lesson 4 — Introduction: Operations with Decimals

Completion requirements

# Lesson 4 — Operations with decimals

In this lesson, you will:

- practise rounding of decimal numbers

- learn about addition and subtraction of decimal numbers
- learn about multiplying and dividing decimal numbers

In this lesson, you will:

- practise rounding of decimal numbers
- learn about addition and subtraction of decimal numbers
- learn about multiplying and dividing decimal numbers

*Key Terms for this lesson:*

*tenths**hundredths**thousandths*

*reasonableness*

*Key Terms for this lesson:*

*tenths**hundredths**thousandths**reasonableness*