Tap into the desired category, then tap the correct unit -- so if you want to convert grams for a recipe, tap Weight then Gram. Once you pick the unit, you'll be taken back to the main Calculator ...
To convert from pound to kilogram, we divide by 2.2. \(\text{pound}~\rightarrow~\div\text{2.2}~\rightarrow\text{kilogram}\) Despite what you may think, the quantity measured in kilograms ...