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Rule of Three Calculator

A useful calculator for solving direct and inverse rules of three. It comes with an explanation of the different types of rules of three.

A rule of three is a method to find the fourth term of a propor ...

Proportionality and percentages

A ratio is a comparison of two numbers. We generally separate the two numbers in the ratio with a colon (:) or write it as a fraction. A proportion is one equality with a ratio on both sides. A perc ...

Taux unitaires

Découvrez le taux unitaire en achetant des fruits, des légumes et des bonbons. Construisez une ligne à double nombres et recherchez des modèles. Défiez-vous sur la p ...

Aire de jeu proportionnelle

Jouez avec des ratios et des proportions en concevant un collier, en jetant des ballons de peinture, en jouant au billard ou en achetant des pommes! Faire des prédictions sur les proportions av ...

Unit Rates

Hipervinculo Matemáticas

Unit Rates

Discover the unit rate while shopping for fruits, vegetables, and candy. Construct a double number line and look for patterns. Challenge yourself on the race track as you compare cars with different r ...

Proportion Playground

Play with ratios and proportions by designing a necklace, throwing paint balloons, playing billiards, or shopping for apples! Make predictions about proportions before they are revealed.

Objetivos de A ...

Significance Test for a Proportio? Advanced

This Concept introduces students to testing a claim about a proportion.

It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).

Measurement of Probability, grade ? At grade

Write and predict theoretical probability using fractions, decimals and percents

It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).

Use Unit Scale when Problem Solvin? At grade

Identify unit scale and use unit scale when problem solving

It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).

Use Scale Factor when Problem Solvin? At grade

Identify scale factor and use it when problem solving

It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).

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