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Common Core · Grade 3 · Number and Operations: Fractions

Standard 3.NF.A.1

Free lessons and printable worksheets aligned to Common Core math standard 3.NF.A.1.

4 lessons2 worksheets

Lessons for 3.NF.A.1

Equal shares and naming the wholeThe parts a fraction counts have to be the same size, or the name of the fraction means nothing.Lesson
Area and length models of a fractionA shape cut into equal pieces with some of them shaded, used to picture a fraction.Lesson
A fraction as part of a wholeSplit a whole into equal parts; the fraction says how many parts you have.Lesson
Unit fractionsOne piece when a whole is split into equal parts, the building block every other fraction is made of.Lesson

Printable Worksheets

Equal shares and naming the whole worksheet (PDF)Printable worksheet with answer keyPreview
Area and length models of a fraction worksheet (PDF)Printable worksheet with answer keyPreview