Escalera de Matemáticas · Secundaria básica · Grado 7

Grado 7

Relaciones proporcionales, las cuatro operaciones con números con signo, ecuaciones de dos pasos, dibujos a escala, círculos y probabilidad.

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50 temas en 9 unidades. Se apoya en Grado 6. Lleva a Preálgebra (Grado 8). ¿No estás seguro de que sea el curso adecuado? Encuentra tu peldaño.

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Unidad 1 Proportional Relationships

7 temas

Recognize proportional relationships in tables, graphs and equations, and solve proportions.

  1. Unit Rates with Fractions
  2. Is It Proportional?
  3. Proportional Graphs
  4. The Constant of Proportionality
  5. Writing y = kx
  6. What a Point on the Graph Means
  7. Solving Proportions

Unidad 2 Percent Problems

5 temas

Solve percent problems about change, discounts, tax, interest and error.

  1. Percent Increase and Decrease
  2. Markups, Discounts and Tax
  3. Simple Interest
  4. Percent Error
  5. Scale Drawings

Unidad 3 Adding and Subtracting Signed Numbers

5 temas

See adding as moving on a number line and subtracting as adding the opposite.

  1. Opposites Make Zero
  2. Adding Integers
  3. Subtracting Integers
  4. Distance Between Two Numbers
  5. Adding and Subtracting Rational Numbers

Unidad 4 Multiplying and Dividing Signed Numbers

5 temas

Learn why the sign rules work and convert fractions to decimals.

  1. Multiplying Integers
  2. Dividing Integers
  3. Multiplying and Dividing Rational Numbers
  4. Terminating and Repeating Decimals
  5. All Four Operations with Signed Numbers

Unidad 5 Expressions

4 temas

Combine like terms, expand and factor linear expressions, and rewrite expressions to show meaning.

  1. Combining Like Terms
  2. Expanding and Factoring Linear Expressions
  3. Adding and Subtracting Expressions
  4. Rewriting Expressions to See Meaning

Unidad 6 Equations and Inequalities

6 temas

Solve two-step equations and inequalities, and use them to solve problems.

  1. One-Step Equations with Signed Numbers
  2. Two-Step Equations
  3. Equations Like p(x + q) = r
  4. Word Problems with Two-Step Equations
  5. Two-Step Inequalities
  6. Multistep Problems with Rational Numbers

Unidad 7 Angles, Circles and Solids

8 temas

Use angle relationships, build triangles, work with circles, and find area, surface area and volume.

  1. Complementary, Supplementary and Vertical Angles
  2. Finding Unknown Angles with Equations
  3. Which Triangles Can Exist?
  4. Circumference and Pi
  5. Area of a Circle
  6. Slicing Solids
  7. Area and Surface Area Problems
  8. Volume of Prisms

Unidad 8 Sampling and Comparing Data

3 temas

Use random samples to draw conclusions and compare two groups.

  1. Random Samples
  2. Making Predictions from Samples
  3. Comparing Two Groups

Unidad 9 Probability

7 temas

Measure chance from 0 to 1, compare models with experiments, and find probabilities of compound events.

  1. Probability from 0 to 1
  2. Theoretical Probability
  3. Experimental Probability
  4. Comparing Models with Experiments
  5. Sample Spaces with Lists, Tables and Trees
  6. Probability of Compound Events
  7. Simulating Chance Events