jimmy has 90 billion watermelons and spends on a rocket that cost 42 billion melons how much will jimmy have?

48 billion

Step-by-step explanation:

90 billion subtracted by 42 billion is 48 billion

i used this to make it simple:

if it was just the 90-42 is would give you 48 then just add the zeros to have 48 billion

a orange at the grocery store idk what other product that could be