Daily Archives: May 9, 2017

DAY 130:

Today’s Challenge Can you replace the 12 ◯’s below with the 12 numbers 1, 1, 2, 2, 3, 3, 4, 4, 5, 6, 7 and 8 so that all four equations work out arithmetically? ◯   +   ◯   =   … Continue reading

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