DAY 337:

Today’s Challenge

Which of these 3-digit numbers is NOT a multiple of 3?

123      234      345     456     567     678     789     890

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 1st & 5th columns of the playing board contain the following fourteen numbers:

8    11    13    14    18    21    22    25    27    44    55    56    60    84

What is the sum of the factors of 88?

Make 337 Challenge

Can you arrive at 337 by inserting 1, 2, 3, 4 and 5 into the gaps below?

(◯³×◯²–◯)÷(◯–◯) = 337

Answers can be found here.

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