Basic math and pre-algebra
Subtitle: tutorial and practice problems
By: by Carolyn Wheater
Series: Idiot's guides; Idiot's guides
Published: 2014
Language: eng
Number of pages: 358
ISBN-13: 9781615645046
Subjects: Mathematics; Problems, exercises; Algebra
Description: Math skills come easily to some people, but for others, the number just don't add up. This helpful guide gives you a solid foundation in mathematics, with clear explanations, handy tutorials, and practice problems and answers.
Notes: Subtitle from cover.

Includes index.
Table of contents: title: pt. 1. The world of numbers; title: 1. Our number system; title: The counting numbers; title: Scientific notation; title: Rounding; title: 2. Arithmetic; title: Addition and subtraction; title: Multiplication and division; title: 3. Order of operations and integers; title: Order of operations; title: The distributive property; title: The integers; title: Arithmetic with integers; title: 4. Factors and multiples; title: Prime numbers; title: Prime factorization; title: Greatest common factor; title: Least common multiple; title: 5. Fractions; title: The rational numbers; title: Arithmetic with fractions; title: 6. Decimals; title: Decimal fractions; title: Powers and scientific notation revisited; title: Arithmetic with decimal fractions; title: Rational and irrational numbers; title: 7. Ratios, proportions, and percentages; title: Proportional reasoning; title: Calculating with percentages; title: pt. 2. Into the unknown; title: 8. Variables and expressions; title: Using variables; title: Multiplying with variables; title: Dividing with variables; title: 9. Adding and subtracting with variables; title: "Like terms"; title: Adding and subtracting like terms; title: Simplifying expressions; title: Polynomials; title: 10. Solving equations and inequalities; title: Using equations to find the missing number; title: One solution or many?; title: 11. Coordinate graphing; title: The coordinate plane; title: Graphing linear equations; title: Graphs of inequalities; title: pt. 3. The shape of the world; title: 12. Basics of geometry; title: Points, lines, planes and angles; title: Parallel and perpendicular lines; title: 13. Triangles; title: Facts about triangles; title: Classifying triangles; title: Right triangles; title: Area and perimeter; title: 14. Quadrilaterals and other polygons; title: Parallelograms; title: Rectangles; title: Rhombuses and squares; title: Trapezoids; title: Perimeter of quadrilaterals; title: Area of quadrilaterals; title: Polygons with more than four sides; title: 15. Circles; title: The language of circles; title: Segments and angles; title: Lines and angles; title: Area and circumference; title: Circles in the coordinate plane; title: 16. Surface area and volume; title: Measuring solids; title: Prisms; title: Pyramids; title: Cylinders; title: Cones; title: Spheres; title: 17. Geometry at work; title: Areas of irregular figures; title: Similarity and congruence; title: Indirect measurement with similar triangles; title: Indirect measurement with trigonometry; title: pt. 4. The state of the world; title: 18. Probability; title: Counting methods; title: Relative frequency; title: Theoretical probability; title: Probability of compound events; title: 19. Graphs; title: Bar graph; title: Histogram; title: Circle graph; title: LIne graph; title: 20. Measures of center and spread; title: The centers; title: The separators; title: The spread; title: pt. 5. Extra practice; title: Arithmetic; title: Algebra; title: Geometry; title: Probability and statistics.