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# CK-12 Middle School Math Concepts - Grade 7

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## Table of Contents

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• 1. Algebraic Thinking

describing and extending patterns, evaluating expressions, understanding variables, powers and exponents, equations, measurement, perimeter, area and problem solving

• 2. Using Decimals

comparing and ordering decimals, decimal operations, rounding decimals, commutative and associative properties of addition and multiplication, the inverse property, scientific notation, metric system of measurement, converting and comparing metric units of measurement, and equivalence between customary and metric units of measurement

• 3. Using Fractions

comparing and ordering fractions, operations with fractions, mixed numbers, operations with mixed number, relationships between fractions and decimals, measuring with customary units of measurement and converting customary units of measurement

• 4. Using Integers

comparing and ordering integers, operations with integers, rational numbers, the distributive property, the coordinate plane, integers and real-world situations, absolute value and scatter plots

• 5. Using Ratios, Rates and Proportions

ratios, rates, unit rates, slope, identifying proportions, writing proportions, solving proportions, unit scale, scale factor, problem solving with unit analysis and problem solving with proportions

• 6. Using Percents

recognizing percents, percents and fractions, percents and proportions, the percent equation, percents as decimals, percent of increase, percent of decrease, percent of change, tips, taxes, interest, circle graphs

• 7. Equations, Inequalities and Functions

writing expressions and equations, simplifying expressions, solving one-step equations, solving two-step equations, solving inequalities, identifying and understanding functions and graphing functions

• 8. Geometry

classifying angles, identifying angles, angle measures, complementary angles, supplementary angles, vertical angles, adjacent angles, parallel lines, perpendicular lines, intersecting lines, corresponding angles, triangles, congruent figures, similar figures, indirect measurement, symmetry and transformations

• 9. Distance and Area

square roots, the Pythagorean Theorem, area of parallelograms, trapezoids, triangles and circles, circumference of circles, irrational numbers and rational numbers

• 10. Surface Area and Volume

classifying solid figures, representing solid figures, surface area and volume with prisms, cylinders, pyramids and cones

• 11. Data and Statistics

mean, median, mode, range, bar graphs, line graphs, stem-and-leaf plots, box-and-whisker plots, histograms, misleading statistics, data displays and problem solving with surveys

• 12. Probability

writing and calculating theoretical probability, experimental probability, disjoint events, complementary events, overlapping events, tree diagrams, sample spaces, the Counting Principle, factorials, permutations, combinations, independent and dependent events

Basic

Nov 30, 2012

## Last Modified:

Sep 16, 2014
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