Read the definitions carefully and select the correct words.
1. to carefully plan and control how much money you spend and what you will buy with it
2. to find out how much something will cost, how long something will take etc, by using numbers
3. when you use numbers in order to find out an amount, price, or value
4. a reduction in something, such as the number of workers in a company or the amount of money a government or company spends
5. the difference between the amount of something that you have and the higher amount that you need
6. to reduce the amount of money, time, goods etc that you use
7. to need to pay someone for something that they have done for you or sold to you, or to need to give someone back money that they have lent you
8. to give someone all the money you owe them
9. a situation in which there is not enough of something that people need
10. if a government or organization subsidizes a company, activity etc, it pays part of its costs
11. money that is paid by a government or organization to make prices lower, reduce the cost of producing goods etc
12. to take a number or an amount from a larger number or amount
13. an amount of something that is more than what is needed or used
14. to subtract a number
15. to calculate an answer, amount, price etc