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4th Grade Missing & Hidden Letters Worksheets

10 printable 4th Grade phonics worksheets on Missing & Hidden Letters. Every sheet has an answer key — 10 in all. The first three worksheets are free to download; All Access opens the rest and every answer key.

On these sheets: ch, k or c; cious or tious; tion, sion or cian; Missing silent letters; and more in the full list below. Each sheet is marked with the week it was written for: weeks 21 to 33 of Phonics, Decoding, and Early Fluency, Grade 4. Every grade is on one page: Spelling Worksheets.

Practice pages support a program; they are not the lesson. These sheets reinforce Phonics, Decoding, and Early Fluency — Grade 4, the complete K–5 reading curriculum from Faith Readers. Preview a reading week to see how its lessons run. See every program →

Choose a worksheet below, then open the large preview to zoom.

3 of 10 worksheets free · All Access opens the other 7 and all 10 answer keys

The free sheets download from this page as PDFs. Open to everyone.

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Build 1: ch, k or c Free Worksheet 1 of 10
Build 2: cious or tious Free Worksheet 2 of 10
Build 3: tion, sion or cian Free Worksheet 3 of 10
4th Grade phonics worksheet — Build 4: Missing silent letters
Build 4: Missing silent letters All Access
4th Grade phonics worksheet — Missing & Hidden Letters. Build 5: gh, f or ff
Build 5: gh, f or ff All Access
4th Grade phonics worksheet — Missing & Hidden Letters. Build 6: ch, k or c
Build 6: ch, k or c All Access
4th Grade phonics worksheet — Missing & Hidden Letters. Build 7: cious or tious
Build 7: cious or tious All Access
4th Grade phonics worksheet — Missing & Hidden Letters. Build 8: tion, sion or cian
Build 8: tion, sion or cian All Access
4th Grade phonics worksheet — Build 9: Missing silent letters
Build 9: Missing silent letters All Access
1 more worksheet and all 10 answer keys
included with All Access
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All 10 worksheets in this set

  • Build 1: ch, k or c Free PDF
  • Build 2: cious or tious Free PDF
  • Build 3: tion, sion or cian Free PDF
  • Build 4: Missing silent letters
  • Build 5: gh, f or ff
  • Build 6: ch, k or c
  • Build 7: cious or tious
  • Build 8: tion, sion or cian
  • Build 9: Missing silent letters
  • Build 10: gh, f or ff

Teaching Missing & Hidden Letters

What it is

The gaps in Grade 4 are the spellings that cannot be heard: ch saying /k/ in chorus and chemistry, the endings -cious and -tious in precious and cautious, -tion, -sion and -cian in location, explosion and electrician, and silent letters in hymn and doubt. A sentence gives the clue and a small bank lists the choices.

When a child is ready

Ready once each of these spellings has been taught on its own and the child reads the words without help.

If they struggle

Sound alone will not settle these, so lean on meaning and word family. A person's job takes -cian (electric, electrician); an action usually takes -tion or -sion. Have the child write the word both ways and compare it with a relative they already spell.

This skill in other grades: Grade 1 · Grade 2 · Grade 3 · Grade 5

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