Page 152 - Start Up Mathematics_1

Reading the Minute Hand

There are 60 markings on a clock face. Each marking is for one minute. The big
markings are with numbers. There are four small markings at equal distance
between two big markings.
Remember
The minute hand is faster than the hour hand.

While the hour hand covers only 5 small markings When the minute hand
is at 12, it means 00
from one number to the other in one hour, the minutes.
minute hand takes one full circle of the clock face
in the same time. So, 1 hour = 60 minutes.

When the minute hand is at a big marking, we calculate the minutes by
multiplying the number at the marking by 5. For example, if the minute hand

is at 3, it means 3 × 5 = 15 minutes.

Quarter Past Quick Tip

If the minute hand is at 3, it shows 15 minutes. It When we divide a clock
is called quarter past. into 4 parts, each part is

The hour hand is read by the bigger marking it a quarter. Quarter past is
crosses. used for the first quarter.

11 12 1
10 2
12 9 3
11 1 In the given clock, the 8 4
10 2 minute hand is at 3. So, it is 7 6 5
9 3

8 4 3 × 5 = 15 minutes.
7 5
6
Remember

The hour hand has crossed 5. Thus it is 5 hours. The two dots we write
to show time separate
The time is 5:15 or quarter past 5 . the hours and minutes.
For example, 5:00
hours minutes means 5 hours and
Look at another example. 0 minutes.

The minute hand is at 3.
12
11 1 The hour hand has crossed 10.
10 2
9 3 The time is 10:15 or quarter past 10 .
8 4
7 5
6 hours minutes

144