Category Archives: 7puzzleblog.com

day/dydd 288 at 7puzzleblog.com

The Main Challenge Can you arrive at the target answer of 7 by using each of the numbers 0.2, 0.2, 5 and 6 exactly once each, with + – × ÷ available? The 7puzzle Challenge The playing board of the 7puzzle game is a 7-by-7 grid … Continue reading

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day/dydd 287 at 7puzzleblog.com

The Main Challenge When allocating each letter of the English alphabet a numerical value as follows, A=1 B=2 C=3 … Z=26, calculate your answer when adding up the values of the individual letters of: MATHEMATICALLY POSSIBLE Take a browse at … Continue reading

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day/dydd 286 at 7puzzleblog.com

The Main Challenge Using 1, 3 and 5 once each and with + – × ÷ available, which THIRTEEN target numbers from 1-30 are mathematically possible to make? The 7puzzle Challenge The playing board of the 7puzzle game is a 7-by-7 grid of 49 different numbers, … Continue reading

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day/dydd 285 at 7puzzleblog.com

The Main Challenge In our FlagMath series of maths card games, players try to find eleven different pairs of answers quicker than their opponents. In our blog question below, you only have to find one pair. The two sections both contain nine letters, … Continue reading

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day/dydd 284 at 7puzzleblog.com

The Main Challenge Another Mathelona challenge with a difference; no addition calculations at all. Your task is to make all four lines work out arithmetically by filling the 16 gaps with digits from 0 to 9.  Each digit can only be inserted a … Continue reading

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day/dydd 283 at 7puzzleblog.com

The Main Challenge . . . is Mathelona with a difference, not an addition in sight! But can you still make all four lines work out arithmetically by filling the 16 gaps with digits from 0 to 9?  Remember, each digit can only … Continue reading

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day/dydd 282 at 7puzzleblog.com

The Main Challenge Here’s another Mathelona challenge based on my popular number puzzles. Can you make all four lines work out arithmetically by filling the 16 gaps with digits from 0 to 9?  Remember, each digit can only be inserted a maximum … Continue reading

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day/dydd 281 at 7puzzleblog.com

The Main Challenge If you wrote down all single-digit numbers and numbers that are factors of 80, how many different numbers would be on your list? The 7puzzle Challenge The playing board of the 7puzzle game is a 7-by-7 grid of 49 different numbers, … Continue reading

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day/dydd 280 at 7puzzleblog.com

The Main Challenge . . . is to arrive at the target number of 18 by adding together five numbers from 1 to 5, which can each be used any number of times in a calculation. One way of making … Continue reading

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day/dydd 279 at 7puzzleblog.com

The Main Challenge Try this number trail involving 14 arithmetical steps.  Start with 16, then: ÷4 one-half of this ×7 –7 ×8 add seventeen +7 1/10 of this –2 ×13 one-third of this ÷2 +43 1/7 of this What is your final answer? The 7puzzle … Continue reading

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