Page 138 - Start Up Mathematics_4
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10
Time and Calendar
Let’s Recall ...
• Time is measured in hours, minutes and seconds.
• 1 hour = 60 minutes and 1 minute = 60 seconds.
• To read time, we divide the clock into two halves 11 12 1
as shown by the dotted line. 10 2
(a) When the minute hand is on the right side of the dotted 9 Quarter Quarter 3
line, we read the time as minutes past a given hour. to Past
8 Half Past 4
(b) When the minute hand is on the left side of the dotted 7 5
line, we read the time as minutes to the next hour. 6
1 Write the time shown in the given clocks.
(a) (b) (c)
11 12 1 11 12 1 11 12 1
10 2 10 2 10 2
9 3 9 3 9 3
8 4 8 4 8 4
7 6 5 7 6 5 7 6 5
(d) (e) (f)
12 12 12
11 1 11 1 11 1
10 2 10 2 10 2
9 3 9 3 9 3
8 4 8 4 8 4
7 5 7 5 7 5
6 6 6
2 Draw the hands to show the time given.
(a) (b) (c)
11 12 1 11 12 1 11 12 1
10 2 10 2 10 2
9 3 9 3 9 3
8 4 8 4 8 4
7 6 5 7 6 5 7 6 5
quarter past 5 quarter to 7 half past 9
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