Sections, concepts, and problems

Section 1. Divisibility. Divisibility, multiples, divisors/factors, the Division Algorithm, primes and composites, greatest common divisors, and least common multiples.
2a, 3, 6b, 10 (there are only 6 possible remainders...), 12, 18

Other Chapters

Chap 1 | Chap 2 | Chap 3 | Chap 4 | Chap 5 | Chap 6