Daily Archives: September 8, 2017

DAY 252:

Today’s Challenge Can you complete this task so the three lines work out arithmetically when inserting the digits 1, 1, 2, 2, 3, 3, 4, 5, 6, 7, 8 and 9 into the 12 gaps below? ◯  +  ◯   = … Continue reading

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