K. 139. Replace each circle between the numbers by the symbol of one of the basic operations so that the result is 100. (Note that brackets are not allowed.)

(6 points)

Deadline expired.

Sorry, the solution is published in Hungarian only.

Megoldás: 1+2+3+4+5+6+7+8^.9=100 vagy 1^.2^.3+4+5+6+7+8^.9=100.

Statistics on problem K. 139. 233 students sent a solution. 6 points: 226 students. 5 points: 1 student. 4 points: 2 students. 0 point: 4 students.