Module 1 · Numbers and Operations
Chapter 1: Number System Fundamentals
Math Foundations
10 topics
What this chapter covers
The 10 topics below make up Number System Fundamentals on the Digital SAT. Work through them in order — each one builds toward the SAT-style questions in this chapter's bank.
- 1Natural Numbers
- 2Whole Numbers
- 3Integers
- 4Rational Numbers
- 5Irrational Numbers
- 6Real Numbers
- 7Classification of Numbers
- 8Number Line Representation
- 9Absolute Value
- 10Opposite Numbers
Study material & tests
📚 Concept notes
Worked explanations & SAT examples for every topic above.
Coming soon
🎯 Topic practice
SAT-style questions by topic, with full solutions.
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📝 Chapter test
Timed, mixed-difficulty test with instant analysis.
Coming soon