©Write your own problem about money or elevation that uses a number and its opposite Solve the problem Then explain what 0 means in your problem. Solve the problem. Then explain what zero means in your problem©

at a local school,940 students each wrote 40 letters to students in another country. how many letters were written in all. the answer is 37600

saving = more money

step-by-step explanation:

if you have 100 bucks, and you want to buy a candy bar, even if you have one at home, if you choose not to buy it, you save.

~courtney