Amount means how much of something there is. We use it to talk about things you can measure or count. It shows a size or number of something.
The amount of water is very small.
She paid a large amount of money.
Amount is used to show the total of numbers or money added together. It means the whole value after adding parts.
The amount on the bill is fifty dollars.
Add the amounts to find the total.
Amount can mean how much or how great something is, not always in numbers. It talks about levels like damage or work.
There is a large amount of damage here.
The amount of work was too much.
Amount can mean a lot of something, like many things or a big quantity. People use it in everyday speech to show 'a lot'.
There is a huge amount of food left.
She has an amount of friends nearby.
Though spelled the same, 'lot' means a piece of land or area. It is used for places like parking or building spaces.
They bought a lot to build a house.
The parking lot was full today.