Printable charts & cheat sheets
Reference charts computed from the same formulas as our calculators — numbers you can trust, on cards you can print. Every chart is also available as a standalone SVG file you can save, share, or pin.
Tip Chart
Tip amounts for common bill sizes at 15%, 18%, and 20% — the wallet card that ends receipt math.
View & print →Kitchen Conversion Chart
Cups, tablespoons, teaspoons, milliliters, and fluid ounces on one printable card for the fridge door.
View & print →Pregnancy Weight Gain Chart
IOM recommended weight-gain ranges by pre-pregnancy BMI, on one printable card.
View & print →Markup vs Margin Chart
Markup-to-margin conversion with price multiples — the card that ends pricing mix-ups.
View & print →