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arithmetic
12. Exponents: The Power of Growth
The Arithmetic of Giants — unlocking the secrets of rapid growth, the laws of power, and why a sheet of paper folded 42 times reaches the moon.
Arithmetic
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arithmetic
13. Roots and Radicals: The Inverse of Power
Undoing the Math of Growth — how the search for the 'root' of a number shattered the ancient understanding of the universe and gave birth to irrational numbers.
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arithmetic
7. Order of Operations: The Rules of the Road
The Grammar of Math — why 2 + 3 × 5 isn't 25, and the deep algebraic logic that governs operator precedence.
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arithmetic
9. Decimals: The Power of Base-10
The Evolution of Accuracy — how the decimal point revolutionized commerce, the logic of powers of ten, and why 0.999... equals 1.
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arithmetic
6. Division: The Logic of Ratios and Sharing
The Science of Partitioning — explore the history of sharing, the mechanics of quotients, and why dividing by zero is mathematically impossible.
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arithmetic
10. Percentages: The Universal Ratio
The Great Equalizer — how normalizing numbers to 100 allows us to compare the incomparable, from Roman taxes to modern inflation.
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arithmetic
11. Ratios and Proportions: The Blueprint of Scale
The Mathematics of Comparison — unlocking the secret language of recipes, maps, and the Golden Ratio that defines beauty itself.
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arithmetic
4. The Logic of Subtraction
The Science of Difference — understanding removal, the history of the minus sign, and the rules that govern the inverse of addition.
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arithmetic
1. The Origin of Numbers
The definitive guide to the DNA of Mathematics — from the first scratches on a bone to the complex numbers that power your smartphone.
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arithmetic
5. The Logic of Multiplication
The Science of Scaling — moving beyond repeated addition to explore the history, laws, and real-world power of multiplication.
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arithmetic
2. The Number Line
The Infinite Highway Where Numbers Live — visualizing the infinite, from the Greek struggle to the Dedekind Cut.
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arithmetic
3. The Art of Addition
The Science of Combining the Universe — from ancient Egyptian symbols to the laws that govern how we combine numbers.