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Connect the operations to reach the target number.
Can you add a square and a triangle?
More than a by-the-numbers adventure!
Add numbers to get them tumbling!
Purple blocks count as negatives and red blocks count as positives. Make a row or column equal zero to clear the blocks.
Click on a column to drop your block. Purple blocks count as negatives and red blocks count as positives. Get a connected row or column to equal zero to knock out all of its blocks.