Free · Grade 2 to Grade 6 · Answer keys
Decimals and place value worksheets
Place value and decimal worksheets for Grades 2 to 6: expanded form, the value of a digit, rounding whole numbers and decimals, comparing and ordering, and adding, subtracting, multiplying and dividing decimals. Each sheet ends with an answer key.
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- Expanded form of whole numbers
14 expanded form of whole numbers problems for Grade 2, with an answer key. Free printable PDF.
Grade 3
- Rounding to the nearest ten and hundred
24 rounding to the nearest ten and hundred problems for Grade 3, with an answer key. Free printable PDF.
Grade 4
- Rounding multi-digit numbers
24 rounding multi-digit numbers problems for Grade 4, with an answer key. Free printable PDF.
- Comparing and ordering multi-digit numbers
18 comparing and ordering multi-digit numbers problems for Grade 4, with an answer key. Free printable PDF.
- Fractions and decimals
18 fractions and decimals problems for Grade 4, with an answer key. Free printable PDF.
Grade 5
- Expanded form of decimals
20 expanded form of decimals problems for Grade 5, with an answer key. Free printable PDF.
- Decimal place value
24 decimal place value problems for Grade 5, with an answer key. Free printable PDF.
- Rounding decimals
24 rounding decimals problems for Grade 5, with an answer key. Free printable PDF.
- Comparing decimals
18 comparing decimals problems for Grade 5, with an answer key. Free printable PDF.
- Ordering decimals
16 ordering decimals problems for Grade 5, with an answer key. Free printable PDF.
- Adding decimals
24 adding decimals problems for Grade 5, with an answer key. Free printable PDF.
- Subtracting decimals
24 subtracting decimals problems for Grade 5, with an answer key. Free printable PDF.
- Multiplying decimals
24 multiplying decimals problems for Grade 5, with an answer key. Free printable PDF.
- Decimal word problems
16 decimal word problems problems for Grade 5, with an answer key. Free printable PDF.
Grade 6
- Dividing decimals
24 dividing decimals problems for Grade 6, with an answer key. Free printable PDF.
How to teach it
- Each place is ten times the place to its right: tenths are ten times hundredths, ones are ten times tenths.
- To compare decimals, line up the decimal points and compare place by place from the left.
- To round, look at the digit one place to the right: 5 or more rounds up.
- To add or subtract decimals, line up the decimal points, then work as with whole numbers.
Questions teachers ask
- When do students learn decimals?
- In the Common Core, tenths and hundredths start in Grade 4 (4.NF.C.6), place value to thousandths, rounding and all four operations with decimals are Grade 5 (5.NBT.A.3, 5.NBT.A.4, 5.NBT.B.7), and fluency with decimal operations is Grade 6 (6.NS.B.3).
- What is expanded form?
- A number written as the sum of the value of each digit: 4,072 is 4,000 + 70 + 2, and 3.25 is 3 + 0.2 + 0.05.
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