Grade 3 · Math · Lesson 17

Understand Fractions as Equal Parts

A fraction describes how many equal parts of a whole we are talking about. The whole must be divided into parts that are exactly the same size — if the parts are unequal, the fraction has no meaning.

What this lesson teaches

1Identify a fraction as a part of an equal-part whole, naming the numerator and denominator
2Shade a model to represent a given fraction of a shape
3Recognize that equal parts means each part is the same size

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