What is the negation of we use umbrella whenever it rains?

what is the negation of we use umbrella whenever it rains ?

The negation of the statement “We use umbrella whenever it rains” would be “We do not use umbrella whenever it rains.” In other words, the negation implies that we do not use an umbrella every time it rains. It suggests that there are instances when we choose not to use an umbrella even when it is raining.