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# Challenging Calcu-doku Puzzles

Calcu—doku are easy to sum up: fun puzzles that combine traditional sudoku with simple math!

Each calcu&mdashdoku looks like a conventional sudoku, escept that smaller areas have been sectioned off and contain a math symbol and a number. Let's say two number are boxed in with a "15x" in the corner, you then know that the two numbers multiply to 15, so

## Overview

Calcu—doku are easy to sum up: fun puzzles that combine traditional sudoku with simple math!

Each calcu&mdashdoku looks like a conventional sudoku, escept that smaller areas have been sectioned off and contain a math symbol and a number. Let's say two number are boxed in with a "15x" in the corner, you then know that the two numbers multiply to 15, so they must be a 3 and a 5 or a 5 and a 3.

## Product Details

ISBN-13:
9781402777721
Publisher:
Sterling Publishing
Publication date:
10/05/2010
Pages:
400
Product dimensions:
6.20(w) x 9.10(h) x 1.20(d)

Average Review: