Suryamg Master
Chapter 5: Number Play
Simulations
Complete Chapter Notes
Interactive Sims
1. Parity of 4 Consecutive Signs
2. Divisibility Shortcut Checker (3, 9, 11)
3. Digital Root Calculator
4. Remainders and Algebraic Forms
Chapter Sections
5.1 Is This a Multiple Of? (Parity)
Figure It Out Solutions (Page 122)
5.2 Checking Divisibility Quickly
Figure It Out Solutions (Pages 126, 128, 130)
Digital Roots & Divisibility Properties
5.3 Digits in Disguise (Cryptarithms)
Figure It Out Solutions (Pages 131-134 - Complete Exercise)