DAY 301:

The Main Challenge

This number trail contains ten arithmetical steps. Start with the number 40, then:

  •  subtract twenty-six
  •  ÷7
  •  ×10
  •  30% of this
  •  multiply by 3
  •  two-thirds of this
  •  ×12
  •  double it
  •  add fifteen
  •  ÷3

What is your final answer?

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 6th & 7th rows of the playing board contain the following fourteen numbers:

4   5   11   12   18   20   24   27   30   33   49   56   70   77

How many multiples of 3 are on the list?

The Factors Challenge

Which is the ONLY number on the following list that is a factor of 301?

3     5     7     9     11     13     15     17    19

The Mathematically Possible Challenge

Using 38 and 10 once each, with + – × ÷ available, which is the ONLY number it is possible to make from the list below?

8    16    24    32    40    48    56    64    72    80

#8TimesTable

The Target Challenge

Can you arrive at 301 by inserting 2, 3, 4, 5 and 6 into the gaps below?

  •  ◯+◯³+◯×(◯–◯) = 301

Answers can be found here.

Click Paul Godding for details of online maths tuition.

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