Decimals to Thousandths
Year 6 students read, write, compare, and order decimals to thousandths, connecting decimal notation to fractions and place value understanding.
What You Need to Know
Key Concept Diagram
Decimal place value extends to tenths (0.1), hundredths (0.01), and thousandths (0.001)
Comparing decimals requires aligning decimal points and checking place by place from left to right
Rounding decimals uses the digit to the right of the target place to decide whether to round up or stay
Decimals and fractions represent the same values — 0.375 = 375/1000 = 3/8
Key Vocabulary
Thousandths
The third decimal place, representing parts out of 1 000
Decimal point
The dot separating the whole number part from the fractional part
Rounding
Replacing a number with an approximate value to a given place
Place value
The value of a digit based on its position in a number
Knowledge Check
Select the correct answer for each question. Click "Check Answer" to see if you are right.
Question 1
What is 4.372 rounded to the nearest tenth?
Question 2
Which decimal is the largest: 0.3, 0.27, 0.305, 0.299?
Question 3
Which fraction is equivalent to 0.125?
Key Concepts Summary
- ●Decimal place value extends to tenths (0.1), hundredths (0.01), and thousandths (0.001)
- ●Comparing decimals requires aligning decimal points and checking place by place from left to right
- ●Rounding decimals uses the digit to the right of the target place to decide whether to round up or stay
- ●Decimals and fractions represent the same values — 0.375 = 375/1000 = 3/8