Skip to content / Đến nội dung
ThichHocToan.com

IMSO 2007 Mathematics Contest in Taiwan – Short Answer Question 9

IMSO Maths · IMSO 2007 Mathematics Contest in Taiwan – Short Answer

Question 9

In the multiplication example, all digits 1 through 9 are used once and only once. Three digits are given. Fill in the rest.

Question illustration