DAY 328:

Today’s Challenge

. . . will get you thinking of the 5- and 7-times tables, plus some addition.

What is the total of the first SEVEN whole numbers that have a 5 or 7 as part of their number or are multiples of 5 or 7?

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 5th & 7th columns of the playing board contain the following fourteen numbers:

5    8    9    11    14    18    24    25    28    32    44    50    66    84

Can you find four different numbers that have a sum of 100?

Make 328 Challenge

Can you arrive at 328 by inserting 1, 2, 3, 4 and 5 into the gaps below?

(◯²+◯²)×(◯+◯)×◯ = 328

Answers can be found here.

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