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Saturday, 18 July 2015

Big Numbers-1 (5th Mathematics)

        It is cricket time and the children of class 5 were busy discussing the events of yesterday's match between India and Sri Lanka. The class teacher was aware about children's cricket fever and came well prepared into the classroom and started asking them about their favourite bowlers.
Big Numbers-1 (www.naabadi.net)

Teacher then made the following table on the board-
Name of the bowler Country Wickets taken in international
matches till September 2012
Muralidharan Sri Lanka 1347
Sharne Warne Australia 1001
Anil Kumble India 956
Kapil Dev India 687
Walsh West Indies 519
Teacher then started asking children questions based on the numbers written on the board.
(a) Who has taken the highest number of wickets? _________
(b) How many more wickets has Kumble taken than Kapil Dev? _________
(c) How many more wickets has Kapil Dev taken than Walsh? _________

Big Numbers-1 (www.naabadi.net)
Teacher: Now, do not calculate the exact number of wickets but estimate and tell me about how many more wickets has Muralidharan taken than Walsh?
Rehana explained : Teacher, Walsh has taken about 500 wickets and Muralidharan has taken about 1300, so Muralidharan has taken about 800 wickets more.

Teacher: Good!

Now, you estimate and answer the following
questions.

(a) About how many more wickets has Muralidharan taken than Kapil Dev? ______
(b) About how many more wickets has Muralidharan taken than Kumble? ______
(c) About how many more wickets has Muralidharan taken than Warne? ______

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