This Year 4 prefixes worksheet pack helps children learn and practise how the prefixes in-, il-, im- and ir- can be added to root words to change their meaning. The activities focus on common negative prefixes and support children in understanding that these prefixes often mean “not”.
Children will work with words such as incorrect, impossible, illegal, impolite, inactive, irregular, invisible, impatient, irresponsible, illogical, illegible, inaccurate, immature and incomplete. The worksheets move from matching words to meanings, to adding prefixes, sorting words by prefix, completing sentences and writing original sentences.
The pack includes three differentiated levels:
Triangles — matching prefix words to meanings, adding the correct prefix, choosing the correct word in a sentence and completing simple sentences.
Circles — adding prefixes to root words, sorting answers into in-, im-, il- and ir- groups, then choosing the correct word to complete sentences.
Squares — sorting a wider range of prefix words, completing more challenging sentences and writing independent sentences using prefix vocabulary.
This resource is ideal for Year 4 spelling, vocabulary and grammar practice, and is useful for classroom teaching, homework, revision, intervention groups or independent learning. It also supports broader preparation for KS2 English, SATs-style vocabulary and spelling work, and NAPLAN language conventions-style practice, especially where children need to understand word meaning, prefixes and spelling patterns.
Each worksheet includes a matching answer sheet, making it easy for teachers, parents and tutors to check work quickly.
What’s Included
3 differentiated worksheets: Triangles, Circles and Squares
3 matching answer sheets
Prefixes covered: in-, il-, im-, ir-
Activities on word meanings, spelling, sorting, sentence completion and independent sentence writing
QR code support video included on each worksheet
Printable black-and-white format
Curriculum Links
England / UK National Curriculum
Supports Year 3/4 spelling and vocabulary work, including:
using prefixes and understanding how they change word meaning
spelling words with negative prefixes
developing vocabulary and word knowledge
using words accurately in sentences
applying spelling patterns in written work
SATs Preparation
Useful for building the vocabulary and spelling knowledge children need for upper KS2, especially when preparing for KS2 SATs grammar, punctuation and spelling expectations.
NAPLAN Preparation
Also useful for NAPLAN Language Conventions practice, particularly for children working on prefixes, spelling patterns, word meanings and sentence-level vocabulary.
This Year 4 prefixes worksheet pack helps children learn and practise how the prefixes in-, il-, im- and ir- can be added to root words to change their meaning. The activities focus on common negative prefixes and support children in understanding that these prefixes often mean “not”.
Children will work with words such as incorrect, impossible, illegal, impolite, inactive, irregular, invisible, impatient, irresponsible, illogical, illegible, inaccurate, immature and incomplete. The worksheets move from matching words to meanings, to adding prefixes, sorting words by prefix, completing sentences and writing original sentences.
The pack includes three differentiated levels:
Triangles — matching prefix words to meanings, adding the correct prefix, choosing the correct word in a sentence and completing simple sentences.
Circles — adding prefixes to root words, sorting answers into in-, im-, il- and ir- groups, then choosing the correct word to complete sentences.
Squares — sorting a wider range of prefix words, completing more challenging sentences and writing independent sentences using prefix vocabulary.
This resource is ideal for Year 4 spelling, vocabulary and grammar practice, and is useful for classroom teaching, homework, revision, intervention groups or independent learning. It also supports broader preparation for KS2 English, SATs-style vocabulary and spelling work, and NAPLAN language conventions-style practice, especially where children need to understand word meaning, prefixes and spelling patterns.
Each worksheet includes a matching answer sheet, making it easy for teachers, parents and tutors to check work quickly.
What’s Included
3 differentiated worksheets: Triangles, Circles and Squares
3 matching answer sheets
Prefixes covered: in-, il-, im-, ir-
Activities on word meanings, spelling, sorting, sentence completion and independent sentence writing
QR code support video included on each worksheet
Printable black-and-white format
Curriculum Links
England / UK National Curriculum
Supports Year 3/4 spelling and vocabulary work, including:
using prefixes and understanding how they change word meaning
spelling words with negative prefixes
developing vocabulary and word knowledge
using words accurately in sentences
applying spelling patterns in written work
SATs Preparation
Useful for building the vocabulary and spelling knowledge children need for upper KS2, especially when preparing for KS2 SATs grammar, punctuation and spelling expectations.
NAPLAN Preparation
Also useful for NAPLAN Language Conventions practice, particularly for children working on prefixes, spelling patterns, word meanings and sentence-level vocabulary.
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