Learn what recurring investments are, how to use the compound interest formula to calculate how much money they make, and how you can calculate how fast your money will grow.
Learn what mathematical series are, why they're important, and how you can visually picture the meaning of some series.
Learn how to use the compound interest formula and how it's related to the rule of 72.
Learn what the compound interest formula is, how it's related to exponents, and how it can help you make money.
Learn how to use the power of ten percent, and not your calculator, to easily and quickly calculate how much to tip. Questions go to mathdude@quickanddirtytips.com or 206-339-6279. Like what you hear? Help us out by writing a review at iTunes!
Learn what exponents are, how to write them, how they are related to the words squared and cubed, and why there's an exponent controversy.
Learn what the rule of 72 is and how you can use it to estimate how long it will take you to double your investment.
Learn what the distributive property means in the real world and how it can help you perform lightning fast multiplication in your head. Questions go to mathdude@quickanddirtytips.com or 206-339-6279. Like what you hear? Help us out by writing a review at iTunes!
Learn what the associative properties of addition and multiplication are, and how they can help speed up arithmetic.
Learn what Mobius strips are, how to make them, and why they are such strange and interesting objects.
Learn how to test if a number is divisible by 7, 8, or 9, and find out why each of these divisibility tests actually work.
Learn how to test if a number is divisible by 4, 5, or 6, and find out why each of these divisibility tests actually work.
Learn how to test if a number is divisible by 2 or 3, and find out why each of these divisibility tests actually work.
Learn how to use the connection between modular arithmetic and remainders in division to calculate the day of the week of any date.
Learn more about performing modular arithmetic, how it's related to finding remainders in division, and how it can help you predict the future.
Learn what modular arithmetic is, how to perform modular arithmetic, and how modular arithmetic is used in the real world.
Learn the final trick that will enable you to convert any type of repeating decimal into a fraction.
Learn how to convert more complicated repeating decimals from decimal to fractional form.
Learn what repeating decimal numbers are and how to convert simple repeating decimals from decimal to fractional form.
Learn what terminating and repeating decimals are and how to convert these rational numbers from decimal to fractional form.
Learn what irrational numbers are, where they fall along the number line, and how they relate to the rest of the world of numbers. Questions go to mathdude@quickanddirtytips.com or 206-339-6279. Like what you hear? Help us out by writing a review at iTunes!
Learn what rational numbers are, where they are located on the number line, and how they relate to the rest of the world of numbers.
Learn how math can help you explain the origin of seemingly inexplicable numerical patterns.
Learn two tips that will make multiplying any number by eleven easy to do in your head.
Not all math questions are as difficult as they seem. Learn to take advantage of the commutative property of addition to simplify problem solving. Questions go to mathdude@quickanddirtytips.com or 206-339-6279. Like what you hear? Help us out by writing a review at iTunes!
Learn what the distributive property is, how to picture it, and what it means to say that multiplication is distributive over addition.
Learn what the German tank problem is and how statistical estimators helped solve it and win World War II.
Learn what statistics and estimators are in preparation for understanding how they helped solve the "German tank problem" in World War II.
Learn what it really means to divide two fractions and a trick you can use to make dividing fractions easier.
Learn what fractions are and how they're related to integers. Questions go to mathdude@quickanddirtytips.com or 206-339-6279. Like what you hear? Help us out by writing a review at iTunes!
