STUDENT BOOK PAGES 140–141
1 h = 60 min 1 min = 60 s 1 m = 100 cm
A. To find out how much time has elapsed, count on from the start to the end time.
What time is 3:01:40?
How much time elapsed from 3:01:40 until 3:02:00? (Count on from 40 seconds
to the next minute.)
How much time elapsed from 3:02:00 until 3:05:00?
How much time elapsed from 3:05:00 until 3:05:10?
How much time, in total, did it take the snail to go from one end of the row
of carrots to the other?
B. In 1 min, the snail moved about 80 cm.
How far did he move in the total time? (Use your answer from A.)
C. 100 cm = 1 m. How many metres long is a row? (Use your answer from B.)
D. Think about the length of the row being arranged into a rectangle.
Sketch and label a rectangular track that covers the same distance as
your answer to Part B or C.
E. Sketch and label two other tracks that cover the same distance as your
answer to Part B or C.
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