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12/24 Hour Clock Examples 8 pm becomes 9 pm becomes 6:30 pm becomes

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Presentation on theme: "12/24 Hour Clock Examples 8 pm becomes 9 pm becomes 6:30 pm becomes"— Presentation transcript:

1 12/24 Hour Clock Examples 8 pm becomes 9 pm becomes 6:30 pm becomes
2300 2200 2100 2000 1900 1800 1700 1600 1500 1400 1300 1200 11 pm 10 pm 9 pm 8 pm 7 pm 6 pm 5 pm 4 pm 3 pm 2 pm 1 pm midday 1100 1000 0900 0800 0700 0600 0500 0400 0300 0200 0100 0000 11 am 10 am 9 am 8 am 7 am 6 am 5am 4 am 3 am 2 am 1 am midnight 12/24 Hour Clock To go from 12 hour clock to 24 hour clock just add 12 to the hour: Examples 8 pm becomes 9 pm becomes 6:30 pm becomes 11:30 pm becomes 4:20 pm becomes 3:10 pm becomes 2000 2100 1830 2330 1620 1510

2 12/24 Hour Clock Examples 2000 becomes 2100 becomes 1730 becomes
2300 2200 2100 2000 1900 1800 1700 1600 1500 1400 1300 1200 11 pm 10 pm 9 pm 8 pm 7 pm 6 pm 5 pm 4 pm 3 pm 2 pm 1 pm midday 1100 1000 0900 0800 0700 0600 0500 0400 0300 0200 0100 0000 11 am 10 am 9 am 8 am 7 am 6 am 5am 4 am 3 am 2 am 1 am midnight 12/24 Hour Clock To go from 24 hour clock to 12 hour clock just subtract 12 to the hour: Examples 2000 becomes 2100 becomes 1730 becomes 2208 becomes 2006 becomes 1350 becomes 8 pm 9 pm 5:30 pm 10:08 pm 8:06 pm 1:50 pm

3 Time 12/24 hour clock 24 23 13 14 22 15 21 20 16 19 17 18

4 AM: Before Noon (Ante Meridiem)
0300 0515 0830 Give the am times in 24 hr clock 0545 1020 1130

5 PM: After Noon (Post Meridiem)
1500 1715 2030 Give the pm times in 24 hr clock 1745 2220 2330

6 Time 3 pm 4:45 pm Elapsed Time? 1645 1500 1500 to 1600 = 1 hour
3 pm to 4 pm = 1 hour 1600 to 1645 = 45 minutes 4 pm to 4:45 pm = 45 minutes Elapsed time = 1 hour 45 minutes Elapsed time = 1 hour 45 minutes

7 Time 7:10 pm 9:30 pm Elapsed Time? 2130 1910
7:10 pm to 9:10 pm = 2 hours 1910 to 2110 = 2 hours 2110 to 2130 = 20 minutes 9:10 pm to 9:30 pm = 20 minutes Elapsed time = 2 hour 20 minutes Elapsed time = 2 hour 20 minutes

8 * Using Timetables * * * * * 2314 2302 2254 2248 2243 2237 2225 2214
2202 2154 2148 2143 2137 2125 2114 2102 2054 2048 2043 2037 2025 Until Hour Every And 1114 1102 1054 1048 1043 1037 1025 1014 1002 0954 0948 0943 0937 0925 0914 0902 0854 0848 0843 0837 0825 Scawby Bus Station Milfield Atcliffe Worsley Catby Bigby Alton Bus Station * * * * * * 1. What time does the 0825 bus from Alton arrive at Scawby? 0914 2. What time does the 0943 bus from Catby arrive at Scawby? 1014 3. What time does the 2048 bus from Worsley arrive at Milfield? 2102 4. How long does it take to get from Atcliffe to Milfield? 8 min 5. How long does it take to get from Alton to Scawby? 49 min 6. What time does the last bus from Bigby arrive at Milfield? 2302

9 Using Timetables 2314 2302 2254 2248 2243 2237 2225 2214 2202 2154 2148 2143 2137 2125 2114 2102 2054 2048 2043 2037 2025 Until Hour Every And 1114 1102 1054 1048 1043 1037 1025 1014 1002 0954 0948 0943 0937 0925 0914 0902 0854 0848 0843 0837 0825 Scawby Bus Station Milfield Atcliffe Worsley Catby Bigby Alton Bus Station Mary lives at Bigby. She has a dentist appointment at Scawby at What is the latest bus she can catch to ensure that she is on time? 0937 Robert lives at Alton. He catches the first bus of the day to visit a friend in Atcliffe. He then travels on to Scawby, arriving there at What time did he leave Atcliffe? 1354

10 The Settle To Carlisle Railway

11 Settle to Carlisle No Presets Settle Horton Ribblehead Dent Garsdale
Kirkby. S Appleby Langwathby Lazonby & K Armthw’te Carlisle 0950 0959 1007 1016 1022 1034 1048 1102 1107 1115 1132 1042 - 1120 1134 1215 1146 1155 1203 1212 1218 1230 1244 1258 1303 1311 1328 1349 1357 1405 1415 1420 1433 1445 1459 1504 1513 1530 1545 1554 1602 1611 1617 1629 1642 1656 1701 1709 1726 1715 1725 1733 1742 1748 1759 1812 1826 1831 1839 1856 1854 1903 1911 1920 1928 1938 1951 2005 2010 2018 2035 2023 2031 2041 Settle to Carlisle No Presets

12 Using Timetables No Presets 2314 2302 2254 2248 2243 2237 2225 2214
2202 2154 2148 2143 2137 2125 2114 2102 2054 2048 2043 2037 2025 Until Hour Every And 1114 1102 1054 1048 1043 1037 1025 1014 1002 0954 0948 0943 0937 0925 0914 0902 0854 0848 0843 0837 0825 Scawby Bus Station Milfield Atcliffe Worsley Catby Bigby Alton Bus Station No Presets

13 Calendar 2004 (Leap Year) J a n u a r y F e b r u a r y M a r c h M 5 12 19 26 T 6 13 20 27 W 7 14 21 28 1 8 15 22 29 F 2 9 16 23 30 S 3 10 17 24 31 4 11 18 25 2 9 16 23 3 10 17 24 4 11 18 25 5 12 19 26 6 13 20 27 7 14 21 28 1 8 15 22 29 1 8 15 22 29 2 9 16 23 30 3 10 17 24 31 4 11 18 25 5 12 19 26 6 13 20 27 7 14 21 28 A p r i l M a y J u n e M 5 12 19 26 T 6 13 20 27 W 7 14 21 28 1 8 15 22 29 F 2 9 16 23 30 S 3 10 17 24 4 11 18 25 3 10 17 24 31 4 11 18 25 5 12 19 26 6 13 20 27 7 14 21 28 1 8 15 22 29 2 9 16 23 30 7 14 21 28 1 8 15 22 29 2 9 16 23 30 3 10 17 24 4 11 18 25 5 12 19 26 6 13 20 27 30 days hath September, April, June and November. All the rest have 31 except February alone, which has 28 days clear but 29 in a leap year.

14 Calendar 2004 (Leap Year) J u l y A u g u s t S e p t e m b e r M 5 12 19 26 T 6 13 20 27 W 7 14 21 28 1 8 15 22 29 F 2 9 16 23 30 S 3 10 17 24 31 4 11 18 25 2 9 16 23 30 3 10 17 24 31 4 11 18 25 5 12 19 26 6 13 20 27 7 14 21 28 1 8 15 22 29 6 13 20 27 7 14 21 28 1 8 15 22 29 2 9 16 23 30 3 10 17 24 4 11 18 25 5 12 19 26 O c t o b e r N o v e m b e r D e c e m b e r M 4 11 18 25 T 5 12 19 26 W 6 13 20 27 7 14 21 28 F 1 8 15 22 29 S 2 9 16 23 30 3 10 17 24 31 1 8 15 22 29 2 9 16 23 30 3 10 17 24 4 11 18 25 5 12 19 26 6 13 20 27 7 14 21 28 6 13 20 27 7 14 21 28 1 8 15 22 29 2 9 16 23 30 3 10 17 24 31 4 11 18 25 5 12 19 26 30 days hath September, April, June and November. All the rest have 31 except February alone, which has 28 days clear but 29 in a leap year.


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