# Mathematics - Class VIII 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. Introduction to Negative Exponents

Description: The web link contains video for teacher to understand on how to introduce the negative exponents.

Core Concepts: VIII-A1 Negative exponents.

Link: Video lesson on negative exponents

#### 2. Scientific Notation and Powers of Ten

Description: The webpage provides information on scientific notation and where exponents are applied.

Core Concepts: VIII-A1 Negative exponents.

#### 3. Math Antics - Scientific Notation

Description: The video shows the steps to write numbers in scientific notation and makes students recall negative exponents.

Core Concepts: VIII-A2 Scientific notations.

#### 5. Introduction to Proportional Relationships

Description: The given videos define proportion with examples by relating with fractions and ratios.

Core Concepts: VIII-A4 Proportion and percent.

#### 6. Part, Whole and Percent Proportion Word Problems

Description: The video on percent proportion (relating percent and proportion) where students can apply cross multiplication to find the unknown values.

Core Concepts: VIII-A4 Proportion and percent.

Link: Video on part, whole, & percent proportion word problems

#### 7. WCLN - Percent Greater than 100 and Less than 1

Description: The web link contains a video that introduces the concept of percent (%) greater than 100 and less than 1 along with examples.

Core Concepts: VIII-A4 Proportion and percent.

Link: Video on percent grater than 100 and less than 1

#### 8. Markup and Discounts

Description: The video in this web link introduces and shows how to calculate markup and discount with example.

Core Concepts: VIII-A5 Consumer problems.

Link: Video on markup and discounts

#### 9. What is Simple Interest?

Description: The video in this web link can help the teachers to introduce the concept of simple interest.

Core Concepts: VIII-A5 Consumer problems.

Link: Video on what is simple interest?

#### 10. Commission

Description: The video defines and explains about commission through example.

Core Concepts: VIII-A5 Consumer problems.

#### 11. Integer Multiplication and Division

Description: The given animated video shows how to derive multiplication and division rules for integer numbers.

Core Concepts: VIII-A6 Integers.

Link: Video on multiplying and dividing integers

#### 12. Properties: Associative, Commutative and Distributive

Description: The video in this web link explains the three properties of addition and multiplication namely Associative, commutative and distributive properties.

Core Concepts: VIII-A6 Integers.

Link: Video on properties of numbers: Commutative, associative and distributive

#### 13. Multiply and Dividing Integers with Models

Description: The given web link contain videos that shows how to multiply and divide integers concretely (using counters) and pictorially (using number line).

Core Concepts: VIII-A6 Integers.

#### 14. Multiplying a Fraction Using an Area Model

Description: The video in this web link shows how to multiply fractions pictorially using an area model.

Core Concepts: VIII-A7   Fractions and rational numbers.

Link: Video on multiplying fractions using area model

#### 15. Modeling Division of Fraction (Number Line Model)

Description: The video in this web link shows how to divide fractions pictorially using a number line.

Core Concepts: VIII-A7   Fractions and rational numbers.

Link: Video on division of fractions

#### 16. What are Rational Numbers?

Description: The video in this web link shows shows the concept of rational numbers pictorially.

Core Concepts: VIII-A7   Fractions and rational numbers. 