P.5 TIME

Ref.Mk. Book 5 pg 251, and Macmillan Primary maths pg. 165 – 166 2.Write the afternoon time shown on the clock faces below TOPIC: TIME (Primary five) Telling time using a.m. and p.m. SUBTOPIC THE 12 HOUR CLOCK SYSTEM 1.What morning time is shown on the clock face below?. after midnight and in the morning, then p.m. in the afternoon and evening. Note.A new day begins at midnight In this system, we use a.m and p.m to tell the time. We use a.m to tell the time Examples. It is 2 o’clock in the morning or It is 2:00 a.m. Activity 2.What afternoon time is shown on the clock face below?. 1.Write the morning time shown on the clock faces below It is 3:10p.m. or it is 10minutes past 3 in the afternoon word hours. Activity a) 120min b) 150min c)210min d) 420min THE 24 HOUR CLOCK SYSTEM In this system of telling time, we don’t separate the time into am and pm. All the =240min =2 2 1 2hrs | 12 hour clock | | | 24 hour clock | | | 12:00 midnight | | | 0000hrs | | | 1:00 a.m | | | 01 00 hrs | | | 2:00 a.m | | | 02 00 hrs | | | 3:00 a.m | | | 03 00 hrs | | | 4:00 a.m | | | 04 00 hrs | | | 5:00 a.m | | | 05 00 hrs | | | 6:00 a.m | | | 06 00 hrs | | | 7:00 a.m | | | 07 00 hrs | | | 8:00 a.m | | | 08 00hrs | | | 9:00 a.m | | | 09 00hrs | Changing hours to minutes and minutes to hours Examples 1.Change 4hours to miutes 2.Change 150min to hrs 1hr=60min 60min=1hr 4hrs=(4x60)min 150min=( 150 60 )hrs 1 2hours e)3 1 2.Change the following minutes into hours 1.Change the following hours into minutes