Hobbies & Practical Skills
The distance at which you can take beautiful photos with a flash
Aperture settings for taking great photos with a flash
Calculating the Focal Length of a Lens
Calculating a Camera's Field of View
Calculating Depth of Field in Photography
Calculating the Camera's Field of View
A group photo without blinking
Timecode (frames)
Optimal resolution for printing paper
Pet Age Conversion Chart
Calculating Your Pet's Body Condition Score
Calculating Your Pet's Water Intake
Calculating Your Pet's Calorie Needs
Conversion of Concentration Ratios for Noodle Soup Base
Calculate how many generations ago a certain era was
Calculating Dive Time
Display events from the specified year
Calculating the number of stitches and rows from a knitting gauge
How to hit a flat serve in tennis
Calculating Qualifying At-Bats in Baseball
Calculating the game differential in baseball
Calculating ERA in Baseball
Calculating a Baseball Batting Average
Calculating On-Base Percentage in Baseball
Calculating Slugging Percentage in Baseball
Calculating OPS in Baseball
Calculating a Baseball Winning Percentage
Calculating Strikeout Rates in Baseball
Calculating Fielding Percentage in Baseball
Calculating the home run rate in baseball
Calculating the Hit-by-Pitch Rate in Baseball
Calculating the success rate of stolen bases in baseball
Calculating the Stolen Base Prevention Rate in Baseball
Calculating Soccer Standings
Calculating a Goalkeeper's Save Percentage
Calculating Rugby Scores and Points
Calculating Board Dimensions for Building a Wooden Box
Calculating the Soil Capacity of a Plant Pot
Calculating the Soil Capacity of a Planter
Calculating the Date of Manufacture of a Tire
Conversion Between Binary and Other Number Systems
Logical operations in base n
IP Address Calculation
Calculating Test Density and Bug Density
Date to UNIX Time Conversion
Converting UNIX time to a date
MIPS ⇔ Average Instruction Execution Time Conversion
Moore's Law
Calculating transfer time
Calculate Transfer Speed from Transfer Time
Cross-tabulation, Mean, Standard Deviation
Calculating Standardized Scores
Mean (Arithmetic, Geometric, and Harmonic)
Range, Mean, and Sum
Mean and Standard Deviation of a Frequency Distribution
Significance test
Pareto chart
Sorting the table
Table column operations
Functional Operations on Tables (Single Variable)
Functional Operations in Tables (Two Variables)
Functional Operations in Tables (3 Variables)
Table 2: Algebraic Operations (Two Variables)
Table 3: Functional Operations (3 Variables)
Number of seats won using the D'Hondt method
Plotting a Box-and-Whisker Plot
Plotting Box-and-Whisker Plots (from Raw Data)
Drawing a Pie Chart
Plotting a Line Chart
Plotting Bar Charts
Plotting a Scatter Plot
Plotting a histogram
Drawing a Number Line
Vector addition
Laspeyres-Pasche-Fisher Index
Calculation of Lost Wages
Leibniz coefficients and Hoffman coefficients
Process Capability Index (Cp, Cpk)
Edo Walking Tour: The Oshu Kaido
Edo Walking Tour: Koshu Kaido
Edo Walking Tour: Nikko Kaido
Edo Walking Tour: The 69 Stages of the Nakasendo Trail
Edo Walking: The 53 Stations of the Tōkaidō
Edo: Area in Meters
Edo: Conversion to Meters
Converting Edo Meters to Sato, Cho, and Ken
Edo: Conversion to Grams
Edo: Converting the volume of rice and sake to liters
Edo Period: Conversion of Weight, Height, and Shoe Size
Converting Edo-period carpentry measurements to meters
Conversion of the "kujirashaku" (whale-bone ruler) used in Edo-period kimono tailoring to centimeters
Conversion of Edo-period Currency to Yen
Edo-Period Currency Calculator (Abacus?)
Living Expenses of the Common People in Edo
Salaries of Edo-period Samurai
Time Conversion in the Edo Period (Irregular Time System)
Time Conversion in the Edo Period (Fixed-Hour System)
Conversion from the Gregorian calendar to the Japanese calendar (displayed as the first day of the month)
Conversion from the Japanese calendar to the Gregorian calendar (first day of the month)