# Decimals

Here is a list of all of the skills that cover decimals! These skills are organized by grade, and you can move your mouse over any skill name to view a sample question. To start practicing, just click on any link. IXL will track your score, and the questions will automatically increase in difficulty as you improve!

## Fourth-grade skills

- U.1What decimal number is illustrated?
- U.2Model decimals and fractions
- U.3Understanding decimals expressed in words
- U.4Place values in decimal numbers
- U.5Equivalent decimals
- U.6Graph decimals on number lines
- U.7Decimal number lines
- U.8Graph fractions as decimals on number lines
- U.9Convert fractions and mixed numbers to decimals
- U.10Convert decimals to fractions and mixed numbers
- U.11Convert decimals between standard and expanded form using fractions
- U.12Round decimals
- U.13Compare decimals on number lines
- U.14Compare decimal numbers
- U.15Put decimal numbers in order
- U.16Put tricky decimals in order
- U.17Compare decimals and fractions on number lines
- U.18Compare decimals and fractions
- U.19Number sequences involving decimals
- U.20Solve decimal problems using diagrams
- V.1Add decimal numbers
- V.2Subtract decimal numbers
- V.3Add and subtract decimals: word problems
- V.4Choose decimals with a particular sum or difference
- V.5Add 3 or more decimals
- V.6Add 3 or more decimals: word problems
- V.7Complete the addition or subtraction sentence
- V.8Inequalities with addition and subtraction
- V.9Estimate sums and differences of decimals

## Fifth-grade skills

- C.1What decimal number is illustrated?
- C.2Model decimals and fractions
- C.3Understanding decimals expressed in words
- C.4Place values in decimal numbers
- C.5Convert decimals between standard and expanded form
- C.6Equivalent decimals
- C.7Round decimals
- C.8Decimal number lines
- C.9Compare decimals on number lines
- C.10Compare decimal numbers
- C.11Put decimal numbers in order
- C.12Convert fractions to decimals
- C.13Convert decimals to fractions
- C.14Convert decimals between standard and expanded form using fractions
- C.15Compare decimals and fractions on number lines
- C.16Compare decimals and fractions
- C.17Number sequences involving decimals
- C.18Repeating decimals
- C.19Put assorted decimals, fractions, and mixed numbers in order
- E.1Add decimal numbers
- E.2Subtract decimal numbers
- E.3Add and subtract decimal numbers
- E.4Add and subtract decimals: word problems
- E.5Choose decimals with a particular sum or difference
- E.6Complete the addition or subtraction sentence
- E.7Inequalities with decimal addition and subtraction
- E.8Estimate sums and differences of decimals
- G.1Estimate products of decimals
- G.2Multiply a decimal by a power of ten
- G.3Multiply a decimal by a one-digit whole number
- G.4Multiply a decimal by a multi-digit whole number
- G.5Multiply decimals and whole numbers: word problems
- G.7Multiply three or more numbers, one of which is a decimal
- G.8Multiply two decimals using grids
- G.9Multiply two decimals
- G.10Inequalities with decimal multiplication
- I.1Divide by powers of ten
- I.2Decimal division patterns over increasing place values
- I.3Division with decimal quotients
- I.4Division with decimal quotients and rounding
- I.5Division with decimal quotients: word problems
- P.3Add, subtract, multiply, and divide decimals
- P.4Add, subtract, multiply, and divide decimals: word problems
- V.9Convert between percents, fractions, and decimals

## Sixth-grade skills

- B.1What decimal number is illustrated?
- B.2Decimal place values
- B.3Word names for decimal numbers
- B.4Convert decimals to mixed numbers
- B.5Put decimal numbers in order
- B.6Inequalities with decimals
- B.7Round decimals
- B.8Round whole numbers and decimals: find the missing digit
- B.9Decimal number lines
- D.1Compare rational numbers
- D.2Put rational numbers in order
- D.3Absolute value of rational numbers
- D.4Add and subtract rational numbers
- D.5Multiply and divide rational numbers
- E.4Exponents with decimal bases
- F.4Multiply money by whole numbers and decimals
- G.3Unit prices with fractions and decimals
- J.1Add and subtract decimal numbers
- J.2Add and subtract decimals: word problems
- J.3Estimate sums and differences of decimals
- J.4Maps with decimal distances
- O.1Multiply decimals
- O.2Estimate products of decimal numbers
- O.3Inequalities with decimal multiplication
- O.4Divide decimals by whole numbers
- O.5Divide decimals by whole numbers: word problems
- O.6Multiply and divide decimals by powers of ten
- O.7Division with decimal quotients
- O.8Inequalities with decimal division
- O.9Evaluate expressions involving decimals
- P.4Evaluate variable expressions involving decimals, fractions, and mixed numbers
- P.7Solve one-step equations involving decimals, fractions, and mixed numbers
- T.9Convert between decimals and fractions or mixed numbers
- T.10Put a mix of decimals, fractions, and mixed numbers in order
- X.4Add, subtract, multiply, and divide decimals
- X.5Add, subtract, multiply, and divide decimals: word problems
- AA.11Convert between percents, fractions, and decimals

## Seventh-grade skills

- B.1Decimal numbers review
- B.2Compare and order decimals
- B.3Decimal number lines
- B.4Round decimals
- C.1Add and subtract decimals
- C.2Add and subtract decimals: word problems
- C.3Multiply decimals
- C.4Multiply decimals and whole numbers: word problems
- C.5Divide decimals
- C.6Divide decimals by whole numbers: word problems
- C.7Estimate sums, differences, and products of decimals
- C.8Add, subtract, multiply, and divide decimals: word problems
- C.9Multi-step inequalities with decimals
- C.10Maps with decimal distances
- C.11Simplify expressions involving decimals
- H.2Convert between decimals and fractions or mixed numbers
- H.3Absolute value of rational numbers
- H.4Compare rational numbers
- H.5Put rational numbers in order
- H.6Add and subtract rational numbers
- H.8Multiply and divide rational numbers
- I.5Exponents with decimal and fractional bases
- K.2Convert between percents, fractions, and decimals
- K.3Compare percents to fractions and decimals

## Eighth-grade skills

- D.4Round decimals and mixed numbers
- D.5Absolute value of rational numbers
- D.6Convert between decimals and fractions or mixed numbers
- D.7Compare rational numbers
- D.8Put rational numbers in order
- E.2Add and subtract rational numbers
- E.3Add and subtract rational numbers: word problems
- E.5Multiply and divide rational numbers
- E.6Multiply and divide rational numbers: word problems
- E.9Simplify expressions involving rational numbers
- E.10Evaluate variable expressions involving rational numbers
- F.5Exponents with decimal and fractional bases
- J.1Convert between percents, fractions, and decimals
- J.2Compare percents to fractions and decimals

## Algebra 1 skills

- A.2Compare and order rational numbers
- A.5Convert between decimals and fractions
- A.6Convert between repeating decimals and fractions
- B.4Add and subtract rational numbers
- B.5Multiply and divide rational numbers
- B.6Order of operations with rational numbers
- B.7Evaluate variable expressions involving rational numbers
- D.1Convert between percents, fractions, and decimals
- V.2Exponents with decimal and fractional bases