Innings2
Create New Account

Sign in to Innings2

or

New Account     Reset Password     

Chapter 15: Playing with Numbers

    Introduction

    Divisibility Rules

    Some More Divisibility Rules

    Puzzles Based on Divisibility Rules

    Fun with 3-Digit Numbers

    Puzzles with Missing Digits

    Finding of Divisibility by taking Remainders of Place Values

    Some More Puzzles on Divisibility Rules

    Finding Sum of Consecutive Numbers

    Exercise 15.1

    Exercise 15.2

    Exercise 15.3

    Exercise 15.4

    Exercise 15.5

    Exercise 15.6

    What We Have Discussed?

    Easy Level Worksheet

    Moderate Level Worksheet

    Hard Level Worksheet

Powered by Innings 2

Reset Progress

This will delete your progress and chat data for all chapters in this course, and cannot be undone!

Glossary

Select one of the keywords on the left…

Chapter 15: Playing with Numbers > What We Have Discussed?

What We Have Discussed?

Writing and understanding a 3-digit number in expanded form: a + b + c where a, b, c digits a ≠ 0, b, c is from to .

Deducing the divisibility test rules of 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 for two or three digit number expressed in the general form.

Logic behind the divisibility laws of 2, 3, 4, 5, 6, 7, 8, 9, 10, 11.

Number puzzles and games.