If $$x = 100$$ and $$y = 45$$ , what is $$x - y$$ ?

A store had 250 apples. If 75 apples were sold, how many apples are left?

Calculate the result of $$500 - 123$$ .

A car travels 300 miles on a full tank of gas. If it has already traveled 120 miles, how many miles can it still travel on the remaining gas?

If $$a = 75$$ and $$b = 28$$ , what is $$a - b$$ ?

A bank account has a balance of $$1000. If$$ 275 is withdrawn, what is the new balance?

What is the result of subtracting $$x = 64$$ from $$y = 128$$ ?

A recipe requires 500 pounds of flour. If you only have 350 pounds, how much more flour do you need?

If a train travels 600 kilometers and has already covered 450 kilometers, how many kilometers are left to travel?