Life of Fred Mathematics
Decimals & Percents
Life of Fred: Decimals & Percents
(PreAlgebra Part 2 and More)
This book covers the second half of prealgebra (after Life of Fred: Fractions). After this book you are ready for algebra.
Read about one afternoon and evening in Fred's life in which he:
• Builds a robot
• Gets his first pet
• Learns why sea chanties are not popular in some boat rental stores
This book covers second half of prealgebra including . . .
 Number Systems
 Adding and Subtracting Decimals
 Multiplying by Ten
 Functions and Inverse Functions
 Pi
 Multiplying Decimals
 Whole Numbers
 Squaring a Number
 Subtracting Mixed Units
 Sets and Subsets
 Union and Intersection of Sets
 Rules of Divisibility
 Division of Decimals
 Repeating Decimals
 Bar Graphs
 Prime and Composite Numbers
 Consecutive Numbers
 the Goldbach Conjecture
 Area of a Circle
 Dollars vs. Cents
 Pie Charts
 Conversion between Percents/ Fractions/Decimals
 40% of 15
 30% off
 Distance Equals Rate Times Time
 15% more
 Area of a Triangle
 Square Roots
 Area of a Parallelogram
 13 Is What Percent of 52
 Ratio
 Ordered Pairs
 Graphing
 Negative Numbers
 Elapsed Time
 Probability
 And more . . .
Unlike all other math programs, this one also teaches about:
• When Lincoln used the vigesimal system
• When robots have tea parties
• How flossing helped Fred to read books in bed at night
The answers are included in the textbook.
Click here to view a sample lesson
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© Copyrighted 19972012. Last updated  March, 2012
