DAY 207:

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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