# Monthly Archives: November 2021

## day/dydd 334 at 7puzzleblog.com

The Main Challenge . . . involves making 7 when using the four numbers 0.7, 1.6, 2 and 10 once each, and with the four arithmetical operations + – × ÷ available. Can you arrive at our signature target answer of 7? The 7puzzle … Continue reading

## day/dydd 333 at 7puzzleblog.com

The Main Challenge Each of these three numbers is the product of three consecutive whole numbers: 120 210 336 What is the next number in this sequence? The 7puzzle Challenge The playing board of the … Continue reading

## day/dydd 332 at 7puzzleblog.com

The Main Challenge If you eliminated multiples of 3, 5 and 7 from this list: 12 14 18 21 25 28 30 33 35 36 40 42 44 48 54 55 56 60 which is the ONLY number that would … Continue reading

## day/dydd 331 at 7puzzleblog.com

The Main Challenge Here is an interesting logic puzzle for you to try. Insert the numbers 1-9 into the correct positions in this 3-by-3 grid after studying the seven clues below. Each number should appear exactly once. x … Continue reading

## day/dydd 330 at 7puzzleblog.com

The Main Challenge This is a number trail involving ten arithmetical steps. Be careful with your calculations – and no calculators please! Start with the number 40, then: multiply by 4 +10% subtract 15 divide by seven add nine 1/2 of this … Continue reading

## day/dydd 329 at 7puzzleblog.com

The Main Challenge … is a Mathelona number puzzle where you must solve all four lines arithmetically by filling the 16 gaps below with digits 0-9. Each digit 0-9 can only be inserted a maximum of TWICE in the whole puzzle: … Continue reading

## day/dydd 328 at 7puzzleblog.com

The Main 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 … Continue reading

## day/dydd 327 at 7puzzleblog.com

The Main Challenge . . . is a tricky question that’s a real mouth-watering prospect for the number puzzle enthusiast. Using the numbers 1, 2, 3, 4 and 5 once each, with + – × ÷ available, it is possible to make the … Continue reading

## day/dydd 326 at 7puzzleblog.com

The Main Challenge Only one of the following 2-digit even numbers can be divided exactly by 6. Which one? 26 34 38 44 46 50 56 62 64 74 78 86 98 The 7puzzle Challenge The playing board of the 7puzzle … Continue reading

## day/dydd 325 at 7puzzleblog.com

The Main Challenge Your task is to arrive at the target number of 22 by adding together five numbers. You are limited to using 1-5, but these can be used any number of times. Can you find the THREE ways … Continue reading