Latest and Earliest Time, One Move

A warm-up: move one match to make the clock show the latest or the earliest time possible. Each puzzle says which.

8 puzzles

1. 1 · No. 48618:59 — Latest Time in 1 Move20 matches · 1 move
2. 2 · No. 48718:45 — Earliest Time in 1 Move18 matches · 1 move
3. 3 · No. 48811:27 — Latest Time in 1 Move12 matches · 1 move
4. 4 · No. 48918:43 — Earliest Time in 1 Move18 matches · 1 move
5. 5 · No. 49015:28 — Latest Time in 1 Move19 matches · 1 move
6. 6 · No. 49118:36 — Earliest Time in 1 Move20 matches · 1 move
7. 7 · No. 49218:33 — Latest Time in 1 Move19 matches · 1 move
8. 8 · No. 49317:26 — Earliest Time in 1 Move16 matches · 1 move