Simple Cross Number is constructed on a crossword grid just like a standard crossword, but the digits 1 to 9 are used instead of the letters of the alphabet. In a Cross Number Puzzle, the Across and Down clues are sums, subtraction, multiplication, or division of the digits in the across and down words. The rules are simple: 1.The empty cells should contain numbers from 1 through 9 2.The clues in the rightmost cell and the lowest cell tells the sums, subtraction, multiplication, or division of the numbers before that clue. (on the right or down) 3.The numbers in empty cells must be unique. No number should be used more than once. 4. Use regular math order of operations ( x ÷ precedes + - ) Book features: This book contains 180 Cross Number Puzzles Large-print Book. very easy to read, and fill out. Large and Easy To Read Font 2 puzzles per page, solving could be easy on your eyes An answer key for each puzzle Puzzles are printed on high-quality white paper, size 8,5 x 11 inches By using this selection of sudoku puzzle books you would experience enhanced brain capabilities for example focus, logical thinking, and memory. Perfect puzzle book collections as a special gift for your loved ones Choose your book today by clicking on the BUY NOW button at the top of this page. Get Your Book NOW!

Collection of number puzzles. There are logic problems, mathematical puzzles, matrix problems, series puzzles, and many more besides.

Test your powers of logic and mental agility with this mixed collection of 500 number and logic puzzles from the MindGames section of the Times. Puzzles include the favorites Suko, Brain Trainer, Cell Blocks, Futoshiki, Kakuro, Set Square, and KenKen. The perfect gift for all number and logic puzzle enthusiasts.

If you love number-based puzzles, this book will challenge you and provide hours of entertainment. Number fill-ins are solved through logic and process of elimination (no math involved), and are great for improving your powers of concentration. Includes over 80 puzzles. Puzzle grid on left page and number list on right, for plenty of room to work the puzzles. Includes answer key in the back of the book. Spiral-bound 192 pages

Totally Brain-Busting Number Puzzles has over 100 perplexing puzzles including counting puzzles, Sudoku puzzles and so much more!

In Japan, where the written language is highly complex and context-dependent, number puzzles are the people's puzzle of choice. Many of the puzzles in this book are unheard of in the U.S., but are established, proven classics in Japan. This challenging collection contains more than 350 logic, sequence and mathematical puzzles, including well-known favorites (Sudoku, Kakuro), many new puzzle types (Battleships, Number Position, Nonogram), or variations on known themes (Killer Sudoku, Latin Squares). Japanese Number Puzzles is packed with all kinds of brain-bogglers — over 350 of them in fact, and you're guaranteed top-quality challenging problems on every page. From Sudoku and Kakuro to Battleships and Arithmetic Squares, each puzzle requires logical thinking and, in some cases, a certain amount of mathematical knowledge. What's more, anyone having problems solving the puzzles needn't resort to banging their head against a brick wall. Full explanations of how to solve each puzzle type is given, as are the all-important answers.

Based on a hugely successful global quiz phenomenon, Letters and Numbers is a smart and entertaining new SBS quiz show hosted by television veteran Richard Morecroft.Letters and Numbers is a daily quiz show, airing Monday to Friday at 6pm, whereby two contestants pit their word ingenuity and numerical ability against each other for the chance to return the next day as champion. Lily Serna as the maths guru and writer David Astle as the resident word expert. This book brings you a new set of puzzles from maths Wiz Lily Serna.