Weekly problems for middle school students ready for a challenge. These puzzles enhance logical thinking and make math exciting and rewarding.
A 10 x 10 addition table is created using the positive integers 1 through 10. Each cell contains the sum of its row number and column number. For example, the cell in row 4 and column 7 contains 4 + 7 = 11. What is the sum of all 100 cells in the table?
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