Page 133 - Start Up Mathematics_5

(d) h min s (e) h min s (f) h min s
1 3 0 9 5 3 1 0 2 0 4 0 1 8 4 1 1 5
+ 4 1 3 2 2 + 1 1 3 5 2 8 + 2 1 3 0 5 2

(g) 10 h 32 min + 6 h 15 min (h) 4 h 19 min 20 s + 7 h 21 min 30 s
(i) 7 h 49 min 24 s + 34 h 15 s (j) 11 h 6 min 45 s + 2 h 9 min 18 s

2. Subtract.
(a) h min (b) h min (c) h min s

1 5 4 0 8 2 6 1 2 1 5 3 5
– 7 1 3 – 5 3 2 – 4 0 7 1 8

(d) h min s (e) h min s (f) h min s
1 4 2 2 3 2 2 0 0 9 1 5 3 1 2 3 2 7

– 6 3 6 4 4 – 1 3 4 0 3 7 – 1 8 4 3 3 5

(g) 13 h 25 min – 5 h 40 min (h) 23 h 42 min 16 s – 15 h 50 min 35 s

(i) 16 h 45 min 24 s – 9 h 28 min 34 s (j) 20 h 7 min 30 s – 12 h 15 min 42 s
3. Multiply.

(a) h min (b) h min (c) h min s
2 1 7 7 0 4 6 1 8 0 5
× 8 × 1 1 × 5

(d) h min s (e) h min s (f) h min s

1 2 1 8 1 0 9 2 2 1 3 8 1 5 2 4
× 9 × 3 × 7

Reading Timetables—Bus and Railway

We all need to plan our work whether it is studies or vacations or any other thing. For this,
we need to make a timetable. Even modes of public transport follow a certain timetable.

Bus timetable

Example 7: Mr Kaushal staying in Panipat planned a holiday to Shimla. He decided to
travel by bus. Look at the timetable and answer the questions.

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