1089 Number TrickDemonstrates the 1089 number trick for a 3 digit number that you enter
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Watch the VideoASCII and Text ConversionThis converts a string to ASCII or ASCII to a string.
CalculatorBase Change ConversionsConverts a positive integer to Binary-Octal-Hexadecimal Notation or Binary-Octal-Hexadecimal Notation to a positive integer. Also converts any positive integer in base 10 to another positive integer base (Change Base Rule or Base Change Rule or Base Conversion)
CalculatorBit ShiftingPerforms a bit shift left or a bit shift right on a decimal or binary number
CalculatorBitwise OperationsPerforms bitwise operations between two decimal or binary numbers:
* Bitwise OR
* Bitwise AND
* Bitwise XOR
Also performs Bitwise NOT on 1 number
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Watch the VideoBraille TranslatorGiven a phrase with letters, numbers, and most punctuation symbols, the calculator will perform the following duties:
1) Translate that phrase to Braille
2) Calculate the number of dots in the message
3) Calculate the number of empty spaces in the message
CalculatorCaesar BoxDecodes a Caesar Box, Caesars box, or Caesar's box
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Watch the VideoChange CountingThis shows you how to make change using the least amount of bills/coins by taking a bill amount and a cash tendered amount from a customer and figuring out the fastest way to make change. Maximum denomination is $100
CalculatorClock Gain and LossThis calculates the gain/loss in seconds of a clock over a certain period of time.
CalculatorCoin Amount to DenominationTakes a money value and using the highest possible bills/coins, constructs the amount using bills and coins.
CalculatorCoin ValuesThis calculates the total value of a given amount of:
* Pennies
* Nickels
* Dimes
* Quarters
* Half-Dollars
* Dollars
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Watch the VideoCoupon ComparisonGiven a cost of goods, a dollar off coupon, and a percentage off coupon, this calculator will compare the two deals and determine which one is of more value. If the dollar coupon wins, the calculator will project the break even price where the dollar coupon would surpass the percentage coupon
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Watch the VideoDate CalendarShows a calendar for a month and year
CalculatorDay of Year CalendarShows you the numeric day within a full calendar year and leap year
LessonElapsed TimeThis determines the elapsed time between two clock readings.
CalculatorEncryptionEncrypts various strings using methods such as:
md2
md4
md5
sha1
sha256
sha384
sha512
ripemd128
ripemd160
ripemd256
ripemd320
whirlpool
tiger128,3
tiger160,3
tiger192,3
tiger128,4
tiger160,4
tiger192,4
snefru
gost
adler32
crc32
crc32b
haval128,3
haval160,3
haval192,3
haval224,3
haval256,3
haval128,4
haval160,4
haval192,4
haval224,4
haval256,4
haval128,5
haval160,5
haval192,5
haval224,5
haval256,5
CalculatorExponential GrowthThis solves for any 1 of the 4 items in the exponential growth equation or exponential decay equation, Initial Value (P), Ending Value (A), Rate (r), and Time (t).
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Watch the VideoFootball SquaresGenerates a Football Squares grid
CalculatorGas MileageGiven miles driven and gallons of gas, this calculates your gas (fuel) mileage.
CalculatorGrade Point Average (GPA)Calculates Grade Point Average (GPA) based on letter grades entered.
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Watch the VideoHalf-Life of a SubstanceGiven a half-life (h) of a substance at time t, this determines the new substance size at time tn, otherwise known as decay.
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Watch the VideoHeat IndexGiven a temperature in Fahrenheit and a relative humidity percentage, this calculates the Heat Index.
CalculatorLogistic MapGiven r, x0 and (n) trials, this will display the logistic map.
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Watch the VideoMathematical Constants and IdentitiesCalculates and explains various mathematical constants such as:
* Gelfonds (Gelfond's) Constant
* Eulers Constant
CalculatorMilitary Phonetic AlphabetTranslates a statement or phrase into the military phonetic alphabet
CalculatorMorse Code TranslatorGiven a phrase with letters, numbers, and most punctuation symbols, the calculator will perform the following duties:
1) Translate that phrase to Morse Code.
2) Translate the Morse Code to a Dit-Dah message
3) Calculate the number of dots in the message
4) Calculate the number of dashes in the message
This also translates from Morse Code back to English.
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Watch the VideoN-GramsTakes a phrase and displays chracter unigrams, character bigrams, character trigrams, and character n-grams as well as word unigrams, word bigrams, word trigrams, and word n-grams. (ngrams)
Also performs frequency analysis (number of instances of each letter)
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Watch the VideoPascal-Floyd-Leibniz TriangleThis generates the first (n) rows of the following triangles:
Pascal's Triangle
Leibniz's Harmonic Triangle
Floyd's Triangle
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Watch the VideoPhone Number TranslatorGiven a phone number with letters in it, this calculator will determine the numeric phone number for you to dial.
CalculatorPool VolumeGiven a round shaped pool, this calculates the volume (Capacity) in gallons of the pool when filled with water
CalculatorRun Length EncodingGiven a string, this will determine the run length encoding using repeating patterns of characters.
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Watch the VideoSalary ConverterThis calculator converts an annual salary to the following measures:
* Monthly
* Weekly
* Daily
* Hourly
* Each Minute
* Each Second
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Watch the VideoStopping-Braking Distance for a CarCalculates the estimated stopping distance of a vehicle given a speed in miles per hour (mph)
CalculatorString Comparison AlgorithmsGiven two strings A and B, this calculates the following items:
1) Similar Text Pair Ranking Score
2) Levenshtein (Edit Distance).
CalculatorTime Zone ConverterConverts a time from one time zone (timezone) to another.
CalculatorTipCalculates the total bill with Tip and how much each person owes if the bill is split evenly. Shows the amount of tip per person.
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Watch the VideoTyping SpeedSolves for words per minute, number of words typed, errors, or number of minutes typing based on user entry.
CalculatorUnicodeTranslates a unicode to a character
CalculatorUnix Time TranslationTranslates a unix time to date and time information
CalculatorWalking Distance (Pedometer)Given a number of steps and a distance per stride in feet, this calculator will determine how far you walk in other linear measurements.
CalculatorWind Chill FactorThis calculator determines the wind chill factor given a temperature in F° and a wind speed in miles per hour (mph). Simply enter your temperature and wind speed and press the button
CalculatorWord ScramblerScrambles a list of words for you.
CalculatorYahtzee-1st RollCalculates the probability of various scoring hands in the game of Yahtzee on the 1st roll of the dice.
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