Partitioning Areas of Rectangles with Mixed Number Side Lengths

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GR. 4-5

Habilidad:

Usar cuadrículas para evidenciar la relación entre el número de unidades cuadradas en un rectángulo y el largo y ancho del rectángulo; hallar el área utilizando la fórmula, en problemas numéricos y textuales.

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Partitioning Areas of Rectangles with Mixed Number Side Lengths

Calculate areas of rectangles with fractional side lengths by partitioning and counting areas of unit size in this activity.

Putting It All Together

Answer these open ended questions on your own or with others to form deeper math connections.

Pregunta abierta 1

The product of 4 and 5 is 40. The product of and is . Where did the 5 come from in the product ?

Entrada de texto y matemáticas

Pregunta abierta 2

How is the fraction part of the product of mixed numbers determined?

Entrada de texto y matemáticas