Today’s Challenge
List the first seven 3-digit numbers that do not contain a 0, 1 or 2 as part of their number. What is your total of these seven numbers?
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 2nd & 5th rows of the playing board contain the following fourteen numbers:
6 7 8 16 17 21 28 48 50 55 63 64 81 84
Which two numbers, when each is doubled, become square numbers?
Make 207 Challenge
Can you arrive at 207 by inserting 3, 9, 10 and 11 into the gaps below?
(◯×◯–◯)×◯ = 207
Answers can be found here.
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