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Visual simulations to help explain math concepts

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By converting our sims to HTML5, we make them seamlessly available across platforms and devices. Whether you have laptops, iPads, chromebooks, or BYOD, your favorite PhET sims are always right at your fingertips.Become part of our mission today, and transform the learning experiences of students eve…

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Math practice available in many different languages

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Math test activities for students and teachers of all grade levels

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Link to Science, Social Studies, and Writing

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Link to Science, Social Studies, and Writing

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2018 Spanish HiSET Math Test Review A.pdf

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2018 English HiSET Math Test Review A.pdf

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2018 Spanish HiSET Math Practice #13.pdf

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2018 English HiSET Math Practice #13.pdf

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area of a circle, area of a semicircle, and area of part of a circle

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solving for two unknowns (variables) using the guess/check method and system of equations

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using Pythagorean Theorem to find the missing sides of right triangles

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changing standard numbers into scientific notation

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changing standard numbers into scientific notation

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changing scientific notation to standard notation

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changing scientific notation to standard notation

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Adding, subtracting, multiplying, and dividing with scientific notation

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adding, subtracting, multiplying, and dividing with scientific notation

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Suitable for all grades, TIc Tac Toe Squares asks questions before placing an X on the square. Get 3 X's in a row to win. Play Tic Tac Toe Squares online, here.

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To Support Student Learning During COVID-19, Hooda Math has removed ads from Timed Tests, Manipulatives, and Tutorials until September 8, 2020.

Algebra Balance Equations Instructions
Replicate the given equation by moving the blocks of X and 1 to the sides of the balance scale. Then use addition, subtraction, multiplication, and division to each side to solve for x.

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To Support Student Learning During COVID-19, Hooda Math has removed ads from Timed Tests, Manipulatives, and Tutorials until September 8, 2020. Algebra Balance Equations Instructions Replicate the given equation by moving the blocks of X and 1 to the sides of the balance scale.

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XP Math - Math Games Arcade - Converting Decimals to Percents: 0 to 2 - FREE

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Mr. Hui's XP Math features free math games aligned to Common Core State Standards: Number Sense and Operations, Algebra, Geometry, Measurement, and Data Analysis and Probability.

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Practica elevar exponentes de números naturales. Todos los exponentes de estos problemas son positivos o cero.

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Practice taking exponents of whole numbers. All exponents in these problems are either positive or zero.

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Free apps to download!

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Sharing in an app allows educators to pose problems and investigations for students by using an 8-character code or link. Students can share their thinking with their teachers and classmates. Share codes remain available for continued use for 18 months from the date they are last accessed.
Watch the video to learn how sharing works.

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Sharing in an app allows educators to pose problems and investigations for students by using an 8-character code or link. Students can share their thinking with their teachers and classmates. Share codes remain available for continued use for 18 months from the date they are last accessed.

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Una estructuración de las materias necesarias para aprobar el examen de GED 014: Matemáticas, Lenguaje, Ciencias, Estudios Sociales y Constitución.

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Ask Susanna for a username!

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© 2018 Essential Education Corporation. All Rights Reserved.

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Pregunta a Susanna por un nombre de usario!

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Khan Academy | Práctica, lecciones y cursos en línea gratuitos

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Aprende gratuitamente sobre matemáticas, arte, programación, economía, física, química, biología, medicina, finanzas, historia y más. Khan Academy es una organización sin fines de lucro, con la misión de proveer una educación gratuita de clase mundial, para cualquier persona en cualquier lugar.

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Ask Susanna for a username!

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Finding factors of a number | Factors and multiples | Pre-Algebra | Khan Academy

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Encontrando todos los factores de un número

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Solución de operaciones siguiendo el orden sugerido por PEMDAS (paréntesis, exponentes, multiplicación y división, adición y sustracción). Se explica el orden correcto de las operaciones y cómo se hace una diferenciación en términos al momento de resolver.