Conversion

Convert Kelvin to Fahrenheit, check the offset-and-scale steps, adjust displayed decimals, or reverse the conversion.

Convert Fahrenheit to kelvin fast, with clear rounding, scientific notation options, and an absolute zero validity note.

Convert square meters to square yards with clear rounding, the exact factor used, and a reverse check back to m2.

Convert square yards to square meters, with a choice of displayed decimal places for your worksheet or estimate.

Convert hectares to acres for land listings, surveys, farms, and schoolwork. Accepts decimals and properly grouped numbers.

Convert acres to hectares with exact math, chosen rounding, and optional square meter and square foot equivalents.

Convert kilograms to ordinary ounces, with the same mass shown as pounds and remaining ounces.

Convert ounces of weight to kilograms and grams. Learn why fluid ounces cannot use the same mass conversion.

Convert grams to pounds, pounds and ounces, and total ounces with the exact 453.59237 grams per pound conversion.

Convert pounds to grams from decimal pounds or pounds and ounces, with a kilogram companion result and adjustable rounding.