### daily number puzzles posted in the previous 12 months: 2017/18

# Monthly Archives: December 2017

## DAY 356:

Today’s Challenge . . . is similar in concept to our popular arithmetic and strategy board game. Using the numbers 1, 4 and 10 once each, with + – × ÷ available, can you find the EIGHT whole numbers from 1-30 it is mathematically possible to … Continue reading

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## DAY 355:

Today’s Challenge If the number sequence 1, 10, 19, 28, 37 . . . is continued, which is the only number from the following list that will appear later in the sequence? 105 115 125 … Continue reading

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## DAY 354:

Today’s Challenge From the following Octaplus clues, find the values of the letters A to H, each of which contains a different whole number in the range 1-30: A is ten lower than the value of G, but three … Continue reading

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## DAY 353:

Today’s Challenge . . . is a tougher target challenge where two decimal numbers plus two double-digit numbers are present in your calculation. Using each of the numbers 0.5, 0.5, 10 and 12 once each, with the four arithmetical operations + – × ÷ … Continue reading

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## DAY 352:

Today’s Challenge Follow the rules below and eliminate every number from a given list, except one. Which number will be the last one to remain? List the multiples of 10 from 10 to 100 inclusive, then eliminate: multiples of 4 … Continue reading

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## DAY 351:

Today’s Challenge . . . looks straightforward enough but the numbers are written in words, perhaps a bit trickier than you think! Add these four numbers together and write your answer in words: Two hundred and four thousand and nine, Seventy … Continue reading

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## DAY 350:

Today’s Challenge . . . involves one of our favourite puzzles, Kakuro, which is all about addition and number combinations. Your task is to find different ways of making 29 when adding together 6 UNIQUE digits from 1-9. One such way is 9+8+6+3+2+1; … Continue reading

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## DAY 349:

Today’s Challenge . . . is similar in concept to our popular arithmetic and strategy board game, Mathematically Possible. Using the numbers 4, 4 and 8 once each, with + – × ÷ available, what is the lowest whole number it … Continue reading

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## DAY 348:

Today’s Challenge . . . is a number puzzle with the same concept as my FlagMath series of card games. Here is an example of a typical challenge in the Multiplication edition. Each of the nine letters, A-I, in the two sections … Continue reading

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## DAY 347:

Today’s Challenge How many 3-digit numbers contain at least two 7’s? If you have an answer, comment below or send us a tweet at @7puzzle. The 7puzzle Challenge The playing board of the 7puzzle game is a 7-by-7 grid containing 49 different numbers, … Continue reading

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