Metric to Imperial Conversion Chart: Printable Quick Reference
Metric or imperial — the world never picked a side, and you pay for it every day. Your recipe calls for 250 grams of flour while your measuring cup thinks in cups. The weather app says 32 degrees but cannot tell you if that is a coat or shorts. The furniture manual lists millimeters and your tape measure shows inches. Guessing at conversions is where the mistakes live: a cake that never rises, a bolt that almost fits, a workout logged wrong for a month. This printable metric-to-imperial conversion chart ends the guessing with one-page, at-a-glance equivalents for the conversions you actually do — inches to centimeters, pounds to kilograms, cups to milliliters, and Fahrenheit to Celsius — each with the multiplier and a real-world example so the number means something. Consult the live reference table below before you cook, travel, or build, or print the sheet below and stick it on the fridge.
Quick-Reference Table
The full data from this cheat sheet, right on the page.
| You Have | You Want | Multiply By | Everyday Example |
|---|---|---|---|
| Inches | Centimeters | × 2.54 | 5 in ≈ 12.7 cm (phone screen) |
| Centimeters | Inches | × 0.3937 | 30 cm ≈ 11.8 in (ruler) |
| Feet | Meters | × 0.3048 | 6 ft ≈ 1.83 m (height) |
| Miles | Kilometers | × 1.609 | 26.2 mi ≈ 42 km (marathon) |
| Ounces | Grams | × 28.35 | 4 oz ≈ 113 g (butter stick) |
| Pounds | Kilograms | × 0.4536 | 150 lb ≈ 68 kg (body weight) |
| Teaspoons | Milliliters | × 4.93 | 1 tsp ≈ 5 ml (medicine dose) |
| US cups | Milliliters | × 236.6 | 1 cup ≈ 237 ml (recipe) |
| Fluid ounces | Milliliters | × 29.57 | 8 fl oz ≈ 237 ml (water bottle) |
| US gallons | Liters | × 3.785 | 1 gal ≈ 3.79 L (milk jug) |
| Fahrenheit | Celsius | (°F − 32) × 5/9 | 68°F = 20°C (room temp) |
| Celsius | Fahrenheit | (°C × 9/5) + 32 | 180°C = 356°F (oven) |
How to Use This Chart
Pin this chart where you work: it packs 12 entries and 4 columns (You Have, You Want, Multiply By, Everyday Example) into one printable page, built for quick lookups.
Scan down the You Have column to your item, then read across for You Want, Multiply By, Everyday Example.
Example: for Inches, the chart gives You Want of Centimeters.
- Compare values down a single column to spot the pattern before you commit to a choice.
- When two rows look close, the last column usually breaks the tie.
- Print it once and keep it where you work — that's the whole point of a cheat sheet.
💡 Quick Tips
Remember the Big Three: 2.54 cm per inch, 2.2 lb per kg, and 3.8 L per gallon cover most daily conversions on their own.
Ovens Are the Exception: Fahrenheit and Celsius convert with a formula, not a multiplier — print the formula instead of memorizing it.
Check US vs UK Gallons: A UK gallon is 4.55 liters while a US gallon is 3.79 — always confirm which one a recipe means.
Frequently Asked Questions
What is the easiest way to convert inches to centimeters?
Multiply inches by 2.54 — that is the exact, internationally agreed factor. For a quick mental estimate, double the inches and add a quarter of the result. Ten inches becomes 25.4 cm.
How do I convert pounds to kilograms?
Multiply pounds by 0.4536. For mental math, halving the pounds and subtracting ten percent of that half gets you close: 150 lb halves to 75, minus 7.5 gives 67.5 kg.
Why do recipes use grams instead of cups?
Grams measure mass, which never changes; cups measure volume, which changes with how you pack the ingredient. A cup of flour can vary by 30 grams depending on scooping. Baking demands precision, so grams win.
Printable Sheet Preview
High-Contrast Layout
Download Your Free Printable Sheet
Download the printable PDF below. It is the same sheet shown in the preview above, ready to print on US Letter or A4 — open it and choose Print, with Scale set to Fit to Page.
💡 Pro Printing Tip: In your printer settings, set Scale to “Fit to Printable Area” and enable “Background Graphics” for color headers.