Factors and multiples describe two related but opposite ideas — what divides evenly into a number, and what a number divides evenly into.
1-A 2-A 3-A 4-C | 5 factor 6 27 7 = 1, 2, 3, 4, 6, 8, 12, 24 8 = 9, 18, 27, 36, 45 9 = Yes (56/8 = 7) | 10 = No