3rd grade the y-to-i rule worksheets

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Third graders run the rule automatically across -ed, -er, -est, and -es, and can say why played keeps its y while carried loses one. The -ing exception (crying, not criing) rounds out the system: a word that ends in y keeps it before -ing.

Free printable PDF worksheet, aligned to Common Core L.3.2.e.

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The kind of sentences you'll fix

Put the pieces together and write the whole word on the line.

  1. tasty + er =

    Fixed: tastier

  2. cloudy + er =
  3. gray + er =

Every print pulls a new set of sentences at this level, so a make-up test or a second sibling gets a different mix.

What's on a 3rd grade sheet

3rd grade sheets draw from 79 sentences, 8 to a page. 2nd and 3rd grade print from the same 79 sentences. What changes is the standard (L.3.2.e here) and the teaching notes below. 2nd grade sheets print 7 to a page.

Some of the words:

happiestburiedrepliedstudiedcozierprettiestspiedobeyeddelayedportrayed

Every version prints on US Letter or A4, with its answer key on the last page.

How to teach this

Collect the endings this rule serves: -ed, -er, -est, -es, and -ness all trigger the swap; -ing never does. Write criing next to crying and ask which one is easier to read. That quick comparison is the most memorable two minutes in this skill, and it sticks better than a rule to memorize.

Watch for: The change only happens after a consonant: cried and happier, but played and enjoyed keep the y. The y always stays before -ing (crying, carrying). Kids remember it because crying is easier to read than criing. English has no ban on two i's in a row: skiing and taxiing have them.

Common questions about 3rd grade the y-to-i rule

Why is it "crying" and not "criing"?
A word that ends in y keeps it before -ing: cry, crying; carry, carrying. The swap happens before -ed, -er, -est, and -es, but -ing is the standing exception. Kids remember it by picturing criing, which looks wrong. That is a memory hook, not a law: skiing and taxiing are real words with two i's.
How does this rule connect to plurals like "babies"?
Same swap, different job: baby to babies uses consonant-y to -ies exactly as carry to carries does. We practice noun plurals on the plural noun rules worksheets and keep this page for verbs and comparing words, so each sheet stays one clean skill.

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Aligned to Common Core L.3.2.e. Reviewed by the One more sheet team. Content version 241, updated October 2026.

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