SAT Math · Study & Practice

Number System Fundamentals

Strong number sense is the foundation of fast, accurate SAT Math. This chapter builds the core skills — place value, properties of integers, remainders, unit-digit cycles, series, algebraic identities and word-problem translation. Read each topic, try the problems with the hint ladder, then take the 8-question topic test.

Topics

1 Place Value and Face Value 4 worked · 5 practice · 8-Q test Start → 2 Number Properties 4 worked · 5 practice · 8-Q test Start → 3 Remainders 4 worked · 5 practice · 8-Q test Start → 4 Unit Digit 4 worked · 5 practice · 8-Q test Start → 5 Number Series 4 worked · 5 practice · 8-Q test Start → 6 Algebraic Identities 4 worked · 5 practice · 8-Q test Start → 7 Number Word Problems 4 worked · 5 practice · 8-Q test Start →

Chapter test

📝 Number System Fundamentals — Chapter Test
25 fresh questions · timed · full solutions
Start chapter test →
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