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Four 4’s Challenge

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Four 4’s Challenge. Winners. Well done to: Cook Islands and the Cocos Islands w ho managed to make 18 of the 20 numbers using only the numbers 2,6,1 and 4! Well Done!. 4, 4, 4, 4. This weeks challenge is to use exactly four, 4’s to make every integer from 1 – 20.

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Presentation Transcript
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Winners

Well done to:

Cook Islands and the Cocos Islands

who managed to make 18 of the 20 numbers using only the numbers 2,6,1 and 4!

Well Done!

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4, 4, 4, 4

  • This weeks challenge is to use exactly four, 4’s to make every integer from 1 – 20.
  • Closing date for entries is 04.07.14
  • EXT task to make the number 1-50
  • or even 1-100
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Instructions

  • You may use any mathematical symbol/operation (x, +, -, ÷, square root, decimal point, brackets, factorial (!), raising to a power (^) etc.) Tip: 0! = 1.
  • For each number you must use ALL of the digits.
  • You can combine digits to make larger numbers, e.g. 44 – 44 = 0
  • NB if you raise to a power, this power must be one of the four digits.
  • Remember BIDMAS
  • 4! Is 4 x 3 x 2 x 1 = 24
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29.6.14 – Date Challenge

Solutions VMG - ……………………………………

  • 1
  • 2
  • 3 (4 + 4 + 4) ÷ 4 = 3
  • 4
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  • 8
  • 9
  • 10
  • 11
  • 12
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  • 14
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  • 18
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  • 20
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