# Mathematics - Class VII Resources

The following list of online resources are provided as a sample of curated resources. New resources shall be added as we come across interesting and relevant online materials.

#### 1. Divisibility Rules (2, 4, and 8)

Description: This link contains symbolic representation of the divisibility rules for 2, 4, and 8.

Core Concepts: VII-A1 Divisibility test.

Link: Video on divisibility rules (2, 4 and 8)

#### 2. Divisibility Rules (3, 6, and 9)

Description: This link contains symbolic representation of the divisibility rules for 3, 6, and 9.

Core Concepts: VII-A1 Divisibility test.

Link: Video on divisibility rules (3, 6 and 9)

#### 3. Divisibility rules for 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 and 13

Description: This link contains symbolic representation of the divisibility rules for numbers from 2 to 12

Core Concepts: VII-A1 Divisibility test.

Link: Video on divisibility rules for 2,3,4,5,6,7,8,9,10,11 and 13

#### 4. LCM & GCF With the Ladder Method

Core Concepts: VII-A2 Lowest common multiple and, VII-A3 greatest common factors.

#### 5. Math Antics - Intro To Exponents (aka Indices)

Description: The web link contains video on introduction to powers.

Core Concepts: VII-A4 Powers.

Link: Video on introduction to exponents

#### 6. Exponential Notation

Description: The video link shows how to describe and express a number in exponential form.

Core Concepts: VII-A4 Powers.

#### 7. Introduction to Multiplying Decimals

Description: This video link shows how to multiply decimals.

Core Concepts: VII-A5 Decimal operations.

#### 8. Divide Decimals Completely

Description: The web link shows how to divide decimals.

Core Concepts: VII-A5 Decimal operations.

Link: Video on dividing decimals completely

9. Decimal Multiplication & Division

Description: The web link shows animated video to multiply and divide decimals.

Core Concepts: VII-A5 Decimal operations.

Link: Video on decimal multiplication & division

#### 10. Comparing and Ordering Fractions

Description: The video link shows how to compare and order fractions by finding common denominators.

Core Concepts: VII-A6 Fractions.

Link: Video on comparing and ordering fractions

#### 11. Adding Fractions with Rectangle Models

Description: This link contains video on adding fractions visually (using rectangle model).

Core Concepts: VII-A6 Fractions.

#### 12. Subtracting Fractions Using Rectangle Models

Description: This link connects to video on subtracting fractions visually (using rectangle model).

Core Concepts: VII-A6 Fractions.

Link: Video on subtracting fractions using rectangle models

#### 13. Ratios and Ratio Tables

Description: The video link shows how to write ratios in different ways and how to solve ratio problems using tables.

Core Concepts: VII-A7 Ratio, rate and percent.

Link: Video on ratios and ratio tables

#### 14. Adding and Subtracting Integers

Core Concepts: VII-A8 Integer.

#### 15. Subtracting Integers using Counters

Description: The given url links to video on adding and subtracting integers pictorially (using counters).

Core Concepts: VII-A8 Integer.

Link: Video on subtracting integers using counters

#### 16. Adding and Subtracting Integers in the Number Line

Description: The given URL contains video on adding and subtracting integers pictorially (number line).

Core Concepts: VII-A8 Integer. 