CHALLENGE DAY 4

MedallionColorlogoLGOkay – we’re in the home stretch. The last puzzle will be posted on Friday: April 3.

Challenge #4 Ben avoids his math homework. We bet you can do better. 

 

Instructions:
Fill in the missing numbers

The missing numbers are integers between 0 and 9

The numbers in each row add up to the totals on the right

The numbers in each column add up to the totals along the bottom

The diagonal lines add up to the totals at the right (upper right =18 and lower right =17)

TribesChallengeDay4

Click here to download a pdf of the puzzle.

Read an excerpt for a hint:

Book excerpt for challenge 4

Note about the Day one puzzle:
(And don’t forget – the March 25 puzzle had an error – “square root of 16” should have read “square root of 64”. Thanks to the young man who spotted it. An autographed book is headed his way!)
Click here for Rules and Eligibility:

Click here for Official Entry Form:

Challenges and hints will be posted 11am Eastern Standard Time (8am pst) note: If you have trouble with the menu – change the “day” number at the end of each link to access that day’s puzzle.

Challenge 1: Wednesday, March 25, 2015

Day 1 challenge

Challenge 2: Friday, March 27, 2015

Day 2 challenge

Challenge 3: Monday, March 30, 2015

Day 3 challenge

Challenge 4: Wednesday, April 1, 2015

Day 4 challenge

Challenge 5: Friday, April 3, 2015

Day 5 challenge

Good luck!

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