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[ Math Kangaroo ] A Multiplication Magic Square Problem
Автор: boo9X - Tikeswar Naik
Загружено: 2025-03-26
Просмотров: 257
Описание:
Math Kangaroo 2016, L5 (Grades 9-10, Q15)
Jilly makes up a multiplication magic square using the numbers 1, 2, 4, 5, 10, 20, 25, 50 and 100. The products of the numbers in each row, column and diagonal should be equal. In the diagram it can be seen how she has started. Which number goes into the cell with the question mark?
00:44 Approach 1 (Easiest)
02:22 Approach 2
05:55 Approach 3
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