Cambridge Mathematics IGCSE (US) Core & Extended - Number
Course

Cambridge Mathematics IGCSE (US) Core & Extended – Number

1.1 Natural Numbers
1.2 Directed Numbers
1.3 Number Skills
1.4 Percentages
1.5 Ratios
1.6 Interest Rates
1.7 Exponents
1.8 Time
1.9 Measurement
1.A Radicals

93 Lessons

Course Materials

NATURAL NUMBERS

Need for Natural Numbers

Adding Natural Numbers

Subtracting Natural Numbers

Multiplying Natural Numbers

Dividing Natural Numbers

Divisibility Tests of Natural Numbers

DIRECTED NUMBERS

Integers on Number Line

Positive Integers and Zero on Number Plane

Integers on Number Plane

Addition of Integers

Subtraction of Integers

Multiplication of Integers

Division of Integers

Combined Operations

NUMBER SKILLS

Words used in Mathematics

Index Notation

Integers

Factors

Greatest Common Factor (GCF)

Least Common Multiple (LCM)

Order of Operations

Special Number Sets

Higher Order Roots

Prime Numbers Composite Numbers

Prime Factors

Squares

Square Roots

Calculator Computations

PERCENTAGES

Percentages as Fractions

Percentages as Decimal Numbers

Finding Percentages of an Amount

One Amount as a Percentage of Another

Converting Decimal Numbers to Percentages

Converting Fractions to Percentages

Converting a Percentage to a Fraction and to a Decimal

Calculating Percentages

Applications of Percentages

Mark Up Percentage

RATIOS

Introduction to Ratios

Simplifying Ratios

Proportion

Comparing Ratios

Increasing and Decreasing in a Given Ratio

Dividing a Quantity in a Given Ratio

Finding Values from Ratio

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