4.1. Generating Numbers4.2. Converting Text or a Boolean to a Number4.3. Getting a Number’s Sign and Absolute Value4.4. Counting, Summing, and Averaging Cell Values4.5. Using Criteria to Count, Sum, and Average4.6. Adding and Subtracting Squares of Values4.7. Using Multiplication and Multiples4.8. Finding Quotients, Remainders, and Divisors4.9. Rounding to Decimal Places and Integers4.10. Rounding to Significant Figures and Multiples4.11. Using Powers, Exponents, Square Roots, and Logarithms4.12. Summing a Power Series4.13. Using Factorials, Permutations, and Combinations4.14. Using Trigonometry4.15. Working with Matrices4.16. Converting Between Number Systems4.17. Performing Bitwise Operations4.18. Working with Complex Numbers