PL BM P3L40 Time 1 WS

Primary 3

Boost! Math

Name TimeTi1m(eLe1s(sLoenss4o0n) 40)
Tutor
Topic

Primary 3: Boost! Math

Time 1
1. Write the correct time below each clock.

(a) (b) (c)

(d) (e) (f)

(g) (h) (i)

(j) (k) (l)

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Primary 3: Boost! Math

2. Use “past” or “to” to tell the time shown on each clock below.

(a) (b)

(c) (d)

(e) (f)

(g) (h)

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Primary 3: Boost! Math
3. Draw the missing hour and minute hands for each time shown below.

a. b.

8.20 .pm. 5.55 a.m.
c. d.

6.54 a.m. 2.06 p.m.
e. f.

4.34 a.m. 10.11 p.m.

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Primary 3: Boost! Math

4. Draw the missing hour and minute hands for each time shown below.
a. b.

9 minutes past 4 1 minute past 9
c. d.

17 minutes past 6 43 minutes to 1
e. f.

45 minutes to 9 26 minutes to 7

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Primary 3: Boost! Math

5. Convert the following into minutes.

Example : minutes 1 hour = 60 minutes
2 hours 10 minutes =

2 hours = 2 x 60 minutes
= 120 minutes

2 hours 10 minutes = 120 minutes+ 10 minutes
= 130 minutes

(a) 3 h 15 min = min (b) 4 h 23 min = min

(c) 9 h 10 min = min (d) 8 h 37 min = min

(e) 14 h 48 min = min (f) 2 h 14 min = min

(g) 15 h 24 min = min (h) 10 h 19 min = min

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Primary 3: Boost! Math

6. Convert the following into hours and minutes.

(a) 59 min = h min (b) 83 min = h min

(c) 137 min = h min (d) 254 min = h min

(e) 362 min = h min (f) 625 min = h min

(g) 543 min = h min (h) 918 min = h min

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Primary 3: Boost! Math

7. Solve the following sums. Show your working clearly.
(a) Jake and Tim practise on the piano 2 hours every day. How many
minutes do they practise every day?

Ans:
(b) Megan attends ballet classes for 1 h 45 min every Wednesday. How

many minutes does she attend ballet class for?

Ans:
(c) Mark teaches Taekwondo for 3 h 30 min a day. How many minutes does

he teach in a day?

Ans:
(d) Lereyne listened to her favourite K-pop music for 4 h 15 min over the

weekend. How many minutes did she listen to K-pop music over the
weekend?

Ans:
(e) Josh works for 9 h 30 min a day. How many minutes does Josh work a

day?

7Ans:

Primary 3: Boost! Math

8. Solve the following sums. Show your working clearly.
(a) The Pal Choir practises for 195 minutes a day. Convert this into
hours and minutes.

Ans:
(b) Pete took 605 minutes to complete building a huge castle made of

building blocks. Convert this into hours and minutes.

Ans:
(c) Randall swims for 260 minutes a day during training. Convert this into

hours and minutes.

Ans:
(d) Natalie danced to all the songs on her playlist. The playlist has a total

time of 137 minutes. Convert this into hours and minutes.

8Ans:

Primary 3: Boost! Math

9. Duration in Hours and Minutes

Draw a timeline to find the duration for the given start and end times below.

Example:

Start time  8.00 a.m. End time  9.15 a.m.

1h 15 min

8 a.m. 9 a.m. 9.15 a.m.
Duration: 1 h 15 min

(a) End time  7.32 a.m.
Start time  6.15 a.m.

Duration: h min

(b) End time  11.17 p.m.
Start time  9.35 p.m.

Duration: h min

(c) End time  5.25 p.m.
Start time  2.43 p.m.

Duration: h 9min

Primary 3: Boost! Math

10. Finding End Time

Draw a timeline to find the end time for the given start time and duration.

Example:

Start time  3.25 p.m. Duration  2 h 45 mins

2h 35 min 10 min

3.25 p.m. 5.25 p.m. 6.00 p.m. 6.10 p.m.

End time: 6.10 p.m.

(a) Duration  3 h 50 min End time  ?
Start time  6.15 a.m.

End time:

(b) Duration  4 h 30 min End time  ?
Start time  2.35 p.m.

End time:

(c) Duration  5 h 19 min End time  ?
Start time  11.50 p.m.

End time: 10

Primary 3: Boost! Math

11. Finding Start Time

Draw a timeline to find the start time for the given end time and duration.

Example:

Start time  ? Duration  2 h 45 mins End time: 8.50 p.m.

2h 45 min

6.05 p.m. 8.05 p.m. 8.50 p.m.

Start time: 6.05 p.m.

(a) Duration  3 h 50 min End time  6.05 p.m.
Start time  ?

Start time:

(b) Duration  2 h 30 min End time  1.25 p.m.
Start time  ?

Start time:

(c) Duration  6 h 55 min End time  5.50 a.m.
Start time  ?

Start time: 11