Page 158 - ICSE Math 4

Time in a.m. and p.m.

Since we know that there are 24 hours in a day, the Top Tip

hour hand takes two rounds of the clock. The me
between the fi rst round from 12 midnight to 12 We do not write a.m. or p.m.
with 12 o’clock. We simply
noon is expressed in terms of a.m. The me between write 12 noon or 12 midnight.
the second round from 12 noon to 12 midnight is
expressed in terms of p.m.

Exercise 12.1

1. Draw hands on the clock to show the given me.

(a) (b) (c)

12 h 40 min 9 h 33 min 3 h 50 min

2. Write the me shown by the given clocks.

(a) (b) (c)

__________ __________ __________

3. Write the me shown by the given clocks in two diff erent ways.

(a) (b) (c)

_____________ _____________ _____________

_____________ _____________ _____________

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