0. Introducción
1. Razones y proporciones
En este video aprenderemos que es una razón y una proporcion:
https://www.youtube.com/watch?v=pGWF7tbHx9k&list=PLeySRPnY35dFMDdrmFcPT6zDKXADrjiVd&index=1
Algunos ejemplos
https://www.youtube.com/watch?v=0jUM-p1QyOE&list=PLeySRPnY35dFMDdrmFcPT6zDKXADrjiVd&index=2
https://www.youtube.com/watch?v=jboHWe4_6D8&list=PLeySRPnY35dFMDdrmFcPT6zDKXADrjiVd&index=4
2 Proporcionalidad directa
En este video te enseñan a distinguir una proporcion directa de una inversa
https://www.youtube.com/watch?v=OyEcoAV3oFY&list=PLeySRPnY35dFMDdrmFcPT6zDKXADrjiVd&index=5
En este video te explican como resolver un problema de proporcionalidad directa
https://www.youtube.com/watch?v=yF08Ahi22AA&list=PLeySRPnY35dFMDdrmFcPT6zDKXADrjiVd&index=7&t=0s
https://www.youtube.com/watch?v=uQO_oBKqypQ&list=PLeySRPnY35dFMDdrmFcPT6zDKXADrjiVd&index=7
3. Proporción inversa
https://www.youtube.com/watch?v=X_2Ooogxqn4&list=PLeySRPnY35dFMDdrmFcPT6zDKXADrjiVd&index=10
4. Porcentajes
Un porcentaje indica una proporción
Un porcentaje es una fracción
Un porcentaje está asociado con un número decimal
Cálculo rápido de algunos porcentajes
Actividades P.101: 1,2,3,4,5,6,7,8,9,10,11
5. Problemas con los porcentajes
Cálculo del total a partir de el porcentaje y la parte
Calcular el porcentaje del total y la participación
El porcentaje aumenta
El porcentaje disminuye
lunes, 27 de abril de 2020
sábado, 27 de abril de 2019
1ESO Unit 8: Operations with fractions
1 Reduction to a common denominator
Activities pg. 137: 4 y 8
Activities pg. 137: 4 y 8
2 Adding and subtracting fractions
Activities pg. 139: 4,7,8,9,10,11
Activities pg. 139: 4,7,8,9,10,11
3 Multying fractions
Activities pg. 140: 1,2,3
Activities pg. 140: 1,2,3
4 Dividing fractions
Activities pg. 141:
1,3,4,5,6
5 Combined Operations
5 Combined Operations
Activities pg. 142: 1 y
2
6 Some problems with fractions
6 Some problems with fractions
Activities pg. 143: 1 y
2
Rewiew when you finish the unit
Pág. 144: 6
Pág. 145: 15,16,17,19,21.
miércoles, 3 de abril de 2019
2ESO UNIT 7: EQUATIONS
1
Equations: meaning and use
Activities P.137:1
2 Equations: elements and names
Activities P.138:2
3 Basic techniques for solving equations
Activities P.139: 1,2
4 Solving simple equations
Activities P.141: Do “practica” number: 14,15,26,27,39,40,49,51.
5 Equations with denominators
Activities P.142:2,3
6 Solving in general
Activities P.143: 3
7 Solving problems with equations
Activities P.144: 1,2,3 Activities P.145:
4,5,6,7,8
Activities P.147: 11,12,13
Activities P.147: 11,12,13
8 Second degree equations
Activities P.150: 1,2,3,4
Review when
you finish the unit
Activities
P.151: 7,10
Activities
P.152: 14,15,16,17,18,19,20,21,22
2ESO UNIT 6: ALGEBRA
1 Why do we use algebra?
Activities P.117: 8
2 Algebraic
expressions
Activities P.119: 1,12,13 P.120: 16,17,18
3 Polynomials
Activities P.121: 3 P.122: 6,7. P.123: 8,10
4 Notable
equalities
Activities P.125: 2,4.5,6.
5 Taking
out the common factor
Activities P.126: 8,9.
Review when
you finish the unit
Activities P.127: 1,2,3,4.
Activities P.128: 15,16,19.
Activities P.129: 24,30,31,32,34,35,36
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