DAY 194:

Today’s Challenge

This is similar in style to the challenges found at our popular MATHELONA number puzzle pocket book. Click the link for more details.

◯   +   ◯   =   ◯
◯   +   ◯   =   ◯
◯   +   ◯   =   ◯

Insert 0  0  1  1  2  3  3  4  4 into the nine ◯’s above so that all three lines work out arithmetically.

The 7puzzle Challenge

The playing board of the 7puzzle game is a 7-by-7 grid containing 49 different numbers, ranging from 2 up to 84.

The 4th & 5th rows of the playing board contain the following fourteen numbers:

3    6    7    10    16    21    32    35    44    50    54    60    81    84

List THREE sets of three different numbers, each having a sum of 77.

Make 194 Challenge

Can you arrive at 194 by inserting 6, 9, 12 and 14 into the gaps below?

(◯+◯)×◯+◯ = 194

Answers can be found here.

Click Paul Godding for details of online math tuition. Wherever you are in the world, please get in touch.

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