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K-5 Grado 3 Unit 5 Lesson 6

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Lesson 6

Warm-up Activity 1 Activity 2

Unit 5, Lesson 6

Ubiquemos fracciones unitarias en la recta numérica

Grado 3

Warm-up

¿Cuáles 3 van juntas?

Diagram. Rectangle partitioned into 3 equal parts, 1 part shaded and labeled one third. — A

Number line. Tick marks labeled zero and one with two unlabeled tick marks in between. — B

Number line. Tick marks labeled zero and one. Point plotted at one third. — C

Number line. Evenly spaced tick marks. First tick mark, zero. Last tick mark, one. Three tick marks between zero and one, the first with a point labeled one fourth. — D

Activity 1

Tres estudiantes parten una recta numérica en cuartos. Este es su trabajo.

Two students talking.

Recta numérica de Clare:

<p>Number line. Evenly spaced tick marks labeled zero, one, two with unlabeled tick marks in between.</p>

Recta numérica de Andre:

<p>Number line. First tick mark, 0. Last tick mark, 2. Three unlabeled tick marks between 0 and 1.</p>

Recta numérica de Diego:

Number line. Evenly spaced tick marks labeled zero, one, and two, with 4 unlabeled tick marks between 0 and 1.

¿Cuál de estas particiones tiene más sentido para ti? Explica tu razonamiento.

Activity 2

Parte cada recta numérica. Ubica y marca cada fracción.