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6-8 Grado 6 Unit 7 Lesson 17

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K-5 Math •6-8 Math 9-12 Math

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Lesson 1 Lesson 2 Lesson 3 Lesson 4 Lesson 5 Lesson 6 Lesson 7 Lesson 8 Lesson 9 Lesson 10 Lesson 11 Lesson 12 Lesson 13 Lesson 14 Lesson 15 Lesson 16 •Lesson 17 Lesson 18 Lesson 19

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Unit 7, Lesson 17

Múltiplos comunes

Grado 6

Practice

Problem 1

Una luz verde parpadea cada 4 segundos y una luz amarilla parpadea cada 5 segundos. ¿Cuándo parpadearán ambas luces al mismo tiempo?
Una luz roja parpadea cada 12 segundos y una luz azul parpadea cada 9 segundos. ¿Cuándo parpadearán ambas luces al mismo tiempo?
Explica cómo saber cuándo parpadean las luces al mismo tiempo.

Problem 2

Escribe todos los múltiplos de 10, hasta el 100.
Escribe todos los múltiplos de 15, hasta el 100.
¿Cuál es el mínimo común múltiplo de 10 y 15?

Problem 3

Se venden tazas en paquetes de 8. Se venden servilletas en paquetes de 12.

¿Cuál es el menor número de paquetes de tazas y el menor número de paquetes de servilletas que se pueden comprar para que haya la misma cantidad de tazas que servilletas?
¿Cuántas parejas de servilletas y tazas habrá?

Problem 4

ForLesson 15: Figuras en el plano de coordenadas

Marca estos puntos y únelos para formar un polígono.
Encuentra las longitudes de los dos lados horizontales del polígono.

A coordinate plane with the origin labeled "O." The x-axis has the numbers negative 7 through 7 indicated. The y-axis has the numbers negative 5 through 5 indicated.

Problem 5

ForLesson 14: Distancias en el plano de coordenadas

El rectángulo está dibujado en un plano de coordenadas, con los puntos y . ¿Cuáles podrían ser las ubicaciones de los puntos y ?

Problem 6

ForLesson 14: Resolvamos problemas de porcentajes

En una escuela quieren recaudar $2,500 para apoyar su programa de música.

Si ya se ha alcanzado el 20% de la meta, ¿cuánto dinero se ha recaudado?
Si se alcanza el 175% de la meta, ¿cuánto dinero recibirá el programa de música? Muestra tu razonamiento.