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Tager du 8th grade (Eureka Math/EngageNY)?

Tal og operationer

0 af 73 fuldført

Math is all about numbers (like 89 and 3.14) and operations (like addition and multiplication). In these tutorials, we learn about a some new types of numbers and some new types of operations.
Repeating decimals
Square roots & cube roots
Irrational numbers
Tilnærmelse af irrationelle tal
Exponent properties intro
Negative eksponenter
Exponent properties (integer exponents)
Working with powers of 10
Scientific notation intro
Arithmetic with numbers in scientific notation
Scientific notation word problems

Løsning af ligninger med en ubekendt

0 af 28 fuldført

Learn how to solve more complicated, multi-step equations like 4x + 5 = 6x -7.
Ligninger med variable på begge sider
Equations with parentheses
Number of solutions to equations
Equations word problems
Equations & geometry

Linear equations and functions

0 af 107 fuldført

Linear equations like y = 2x + 7 are called "linear" because they make a straight line when we graph them. These tutorials introduce you to linear relationships, their graphs, and functions.
Graftegning af proportionale sammenhænge
Solutions to linear equations
Skæringspunkter
Hældning
Introduktion til hældningen-skæringspunkt-form
Graftegning ud fra hældning-skæringspunkts-form
Opskrivning af ligninger på hældning-skæringspunkts-form
Functions & function notation
Lineær modeller
Sammenligning af lineære funktioner
Konstruer lineære modeller for virkelige sammenhænge
Genkend funktioner
Lineære og ikke-lineære funktioner

Ligningssystemer

0 af 64 fuldført

A "system of equations" is when we're dealing with more than one equation at the same time. These tutorials show you how to set up and solve systems of equations.
Systems of equations overview
Intro to systems of equations
Ligningssystemer med graftegning
Løsning af ligningssystemer med eliminering
Løs ligningssystemer med substitution
Number of solutions to systems of equations
Ligningssystemer - tekstopgaver

Geometri

0 af 90 fuldført

In this topic, we will learn about special angles, such as angles between intersecting lines and triangle angles. Next, we will learn about the Pythagorean theorem. We will find volume of 3D shapes like spheres, cones, and cylinders. Finally, we will learn about translations, rotations, reflections, and congruence and similarity.
Vinkler mellem skærende linjer
Trekantens vinkler
Pythagoras sætning
Pythagorean theorem application
Pythagorean theorem and distance between points
Beviser for Pythagoras sætning
Rumfang
Transformations intro
Translations
Rotations
Reflections
Properties & definitions of transformations
Kongruens og ligdannethed

Data og modellering

0 af 25 fuldført

In this topic, we will learn about scatter plots, lines of best fit, and two-way tables.
Introduction to scatter plots
Fortolkning af linjegrafer
Estimating lines of best fit
Tovejs-tabeller

Personale udvælgelse

Intro to equations with variables on both sides
Ligninger med variable på begge sider
Linear systems of equations capstone
Videnskabelige notation
Interpreting two-way tables

Gennemse artikler der kan hjælpe

Classifying numbers review
Exponent properties with quotients review
Negative exponents review
Writing repeating decimals as fractions review
Square roots review

Kom i gang

Repeating decimals
Learn how to convert between repeating decimals and fractions.
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