Cambridge Mathematics IGCSE (US) Extended

f(x)=ax²+bx+c
sin θ/cos θ
P(A|B)
√b²-4ac
Cambridge IGCSE (US) Mathematics · Extended Tier · Syllabus 0444

Cambridge Mathematics:
IGCSE (US) Extended

Structured, Cambridge-aligned online lessons for Cambridge IGCSE (US) Mathematics Extended tier (syllabus 0444) — covering Number, Algebra, Functions, Geometry, and Probability and Statistics at greater depth. Designed for high-achieving US students seeking internationally recognised Cambridge qualifications.

Cambridge IGCSE 0444 aligned
US curriculum variant
Extended tier — grades A* to E
24/7 online access

Cambridge Mathematics: IGCSE (US) Extended at a glance

5
Topics
Extended
Tier
0444
Syllabus
24/7
Access

All Topics

Every IGCSE (US) Extended Topic,
All in One Place

All 5 topics aligned to the Cambridge Assessment International Education IGCSE (US) Extended syllabus — structured in syllabus order. Select the topic you need and enrol directly, or save with the full bundle.

Number

Surds, fractional and negative indices, exponential growth and decay, upper and lower bounds, and rational and irrational numbers. Deeper numerical reasoning assessed without technology in Cambridge IGCSE (US) Extended Paper 1.

Algebra

Quadratic factorisation, completing the square, the quadratic formula, algebraic fractions, linear-quadratic simultaneous equations, and extended graph sketching. Advanced algebraic skills assessed in both Cambridge IGCSE (US) Extended papers.

Functions

Formal composite and inverse functions, graph transformations (translations, reflections, stretches), and analysis of quadratic, exponential, logarithmic, and trigonometric functions. Extended function skills assessed in both Cambridge IGCSE (US) Extended papers.

Geometry

Circle theorems, geometric proof, the sine rule, cosine rule, full mensuration, and matrix transformations. Significantly deeper geometric content assessed in both Cambridge IGCSE (US) Extended papers.

Probability and Statistics

Cumulative frequency, box plots, histograms with frequency density, conditional probability, and independent events. Advanced statistical and probabilistic reasoning assessed in Cambridge IGCSE (US) Extended Paper 2.

⭐ Best Value — Most Popular

Bundle — All Topics

Every Cambridge Mathematics IGCSE (US) Extended topic. One enrolment. Complete syllabus coverage.

Save over
50%
vs buying
individually

Get Number, Algebra, Functions, Geometry, Probability and Statistics in a single enrolment — and build complete coverage of the Cambridge IGCSE (US) Extended syllabus without paying for each topic separately.

✓All 5 topics included
✓Full syllabus coverage
✓24/7 online access
✓Start immediately
✓Study at your own pace

Ready to get started?

Enrol now and access all 5 topics immediately.

Enrol — All Topics →

Start Today

Start Your Cambridge Mathematics IGCSE (US) Extended
Journey with Confidence

Whether you are building foundations, strengthening weaker topics, or preparing for examinations — iitutor gives you structured, Cambridge-aligned lessons for every IGCSE (US) Extended topic at your own pace.

Cambridge IGCSE (US) Mathematics content supports students studying within Cambridge Assessment International Education qualifications. iitutor is not affiliated with or endorsed by Cambridge Assessment International Education.