The path opened to a beautiful garden enclosed by a 600 foot wall. The exit door will open when the number of white flowers is the same as the number of red flowers. If there are 555 white flowers and 347 red flowers, how many more red flowers are needed?

The exit door leads to a river 487 inches across; if the bridge he needs to cross is only 295 inches, how much longer does he need to build if he wants to cross the river using the bridge?

Across the river, he fell into a hole 24 feet deep. To get out, he needs to fill it with 823 gallons of water. If the hole initially has 676 gallons, how much more water does he need to fill it?

At the edge of the forest, an anthill is blocking his way out. In order to pass through, Simon needs to help the ants gather food. If the ants need 911 grains of food and they already have 762, how many more grains are needed to be gathered?

After visiting France, Rachel’s sister Bella, requested that they see Buckingham Palace in London. If they travelled 451 miles by land and 150 miles by sea across the English Channel and it took then 23 hours, what is the total distance that they travelled?