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13 January 2013 · Jenny Retief · 6 marks · 6 mins

Grade 3 collects 65kg of paper. Grade 4 collects 56kg of paper. The grade 5’s collect  120 kg of paper. How much paper was collected altogether?

24 December 2012 · Jenny Retief · 2 marks · 3 mins

Complete:

a.100 – 7 = …..............          b.  1 000 – 7 = …...............

c.500 – 7 = …...............         d.  500 – 17 = …................

e.500 – 27 = ….............         f.  700 – 70 = …................

g.1 000 – 70 = ….............      h.  2 100 – 70 = …...............

24 December 2012 · Jenny Retief · 8 marks · 4 mins

Use any method to solve the following:

  1. 3 546 + 2 768 + 6 415 =
  2. 2 000 - 749 =
  3. 1 002 + 2 354 + 567 =
  4. 12 769 - 2 328 =
24 December 2012 · Jenny Retief · 8 marks · 8 mins

Amos looked after the grade vines at the end of his grandfather's vegetable garden.  When the grapes were ripe, Amos picked 15 kilograms of delicious grapes.  His grandfather said he could put them in packets that held  `1 1/2` kg of grapes each, and sell them for R6 each, or he could put the grapes in boxes which held 5 kg of grapes, and sell each box for R20.  Amos wanted to make as much money as possible.   Which method of selling is best?

 

1. How many packets would Amos need if he chose packets?

2. How many boxes would he need if he chose boxes?

3. Would he make more money by using the packets or the boxes, and if so, how much more would he make?  Explain your answer.

24 December 2012 · Jenny Retief · 6 marks · 6 mins

Without using a calculator:

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24 December 2012 · Jenny Retief · 6 marks · 8 mins

What about the thirds and sixths and others that cannot be made into tenths?  Use  division to show it as a decimal fraction.

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24 December 2012 · Jenny Retief · 2 marks · 2 mins

Christopher entered four different swimming races and set records in all of them.  His times were:0:35,45 for the first race; 0:35,13 for the second; 0:44,56 for the third, and 0:29,93 for the last.

1) Which was his fastest race?

2) For how long altogether was he swimming during the gala?

24 December 2012 · Jenny Retief · 3 marks · 3 mins

Christopher entered the 50 m butterfly; 50 m backstroke; 50 m breaststroke and 50 m freestyle races and set records in all of them.  His times were:0:35,45 for the first race; 0:35,13 for the second; 0:44,56 for the third, and 0:29,93 for the last.

1) Which was his fastest stroke?

2) For how long altogether was he swimming during the gala?

24 December 2012 · Jenny Retief · 3 marks · 3 mins

Sonja entered a 50 m swimming race.  She completed the race in 0:55,3.  The record was set by Tessa.  Her time was 0:41,9.  How much faster than Sonja’s time was the record?

24 December 2012 · Jenny Retief · 1 marks · 1 mins