Proporcionalidad y porcentajes 1º ESO
Flashcard
•
Mathematics
•
1st Grade
•
Easy
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15 questions
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1.
FLASHCARD QUESTION
Front
¿Qué es la proporcionalidad directa?
Back
Es una relación entre dos magnitudes en la que al aumentar una, la otra también aumenta en la misma proporción.
2.
FLASHCARD QUESTION
Front
¿Cómo se calcula la constante de proporcionalidad?
Back
Se calcula dividiendo una magnitud entre la otra en una relación de proporcionalidad directa.
3.
FLASHCARD QUESTION
Front
Si 4 manzanas cuestan 2 euros, ¿cuánto costarán 8 manzanas?
Back
4 euros.
4.
FLASHCARD QUESTION
Front
¿Qué es un porcentaje?
Back
Es una forma de expresar una cantidad como una fracción de 100.
5.
FLASHCARD QUESTION
Front
¿Cómo se calcula el porcentaje de un número?
Back
Multiplicando el número por el porcentaje y dividiendo entre 100.
6.
FLASHCARD QUESTION
Front
Si hay 20 alumnos y 5 son chicas, ¿qué porcentaje son chicas?
Back
25%.
7.
FLASHCARD QUESTION
Front
¿Qué significa que dos magnitudes son inversamente proporcionales?
Back
Significa que al aumentar una magnitud, la otra disminuye.
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