Abbreviating number ranges according to The Chicago Manual of Style (per section 9.61 in the 17th ed.) is easy if you can remember these three rules:
Do you know Chicago style for number ranges? Is it 142–3, 142–43, or 142–143? This month’s workout, “Inclusive Numbers” covers sections 9.58–63 of CMOS.
CMOS 9.4. Hundreds, thousands, and hundred thousands: “Any of the whole numbers mentioned in 9.2 followed by hundred, thousand, or hundred thousand are usually spelled out (except in the sciences)—whether used exactly or as approximations.” This section causes some readers befuddlement because . . .