チャレンジ

Using only addition, add eight 8s to get the number 1,000

 

回答

888 + 88 + 8 + 8 + 8 = 1,000

This is the kind of number riddle you can work out with times tables, or by simple logic.
First, get as close to 1,000 as you can (888). From there, it’s easy to figure out the rest.