Diagnumb Advanced Vol. 1: Greater Than 1 (>1) Math Reasoning Puzzles

by Joel A. Fletcher

Diagnumb puzzles for teens and adults. These puzzles use subtraction between single digit numbers and deductive reasoning (The process of elimination) between multiple-choice answers to solve, and are timed-based (optional) to rank your score to win. Puzzle solutions are correct when the difference between all numbers next to each other in all diagonal rows =2 or more without repeating a number in any diagonal row. Each book contains a practice puzzle...

• Format: Paperback
• Language: English
• ISBN: 1940116015
• ISBN13: 9781940116013
• Release Date: January 2017
• Publisher: Diagnumb Publishing Company
• Length: 46 Pages
• Weight: 0.29 lbs.
• Dimensions: 0.1" x 8.5" x 11.0"