All Russian Language Math kangaroo Past Papers PDF

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4 years ago

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Dear Students, in this Article We will learn about All Russian Language Math kangaroo Past Papers PDF. Those who first hear about the competition immediately have a question: “Why Kangaroo, kangaroo Past Papers, Math kangaroo in USA, “? It is clear that this name is related with distant Australia. But Europe (Finland, Germany, Spain, Slovenia, Romania, Austria, Italy, Belgium, Latvia, Bulgaria, Lithuania, Croatia, Luxembourg. Cyprus, Malta, Czechia, Netherlands, Denmark, Poland, Estonia, Portugal, Finland, Slovenia, Spain, Hungary, Sweden, Ireland), in which the new competition was born, is so far from Australia!

The fact is that in the early 80s of the twentieth century, the famous Australian mathematician and teacher Mr. Peter Holloran (1931 – 1994) came up with two very significant change that significantly changed the traditional school Olympiads. He divided all tasks into three categories of difficulty, and simple tasks had to be reachable to literally every student and Teachers.

In addition, the items were offered in the form of a multiple-choice test, oriented towards computerized processing of results. The presence of simple but entertaining questions, examination, Interrogation ensured a wide interest in the competition (kangaroo math practice test, Mathematical kangaroo, kangaroo math contest), and the computer verification made it possible to quickly process a large number of works in Math kangaroo in USA. The new form of the Kangaroo competition was so successful that in the mid-1980s, about 500,000 (Fifty Thousand) Australian schoolchildren took part in it.

In 1991, a group of French mathematicians, drawing on Australian experience Kangaroo test, held a similar competition in France. In honor of the Australian co-partner, the competition was named “Kangaroo”. To highlight the entertainment of the kangaroo Math tasks, they began to call it a competition-game. And one more difference Kangaroo test – participation in the competition has become paid. The fee is very little, but as a result, the competition ceased to depend on sponsors, and a significant part of the participants began to receive prizes.

In the first year, about 120 thousand French schoolchildren get involved in this game kangaroo math practice test, and soon the number of participants increased to 600 thousand. This was the beginning of the current Kangaroo competition. For teachers: “Kangaroo-forecast”

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Tasks of the past years

Based on the results of checking the works of participants in the “Kangaroo Test-2020” competition, for each problem, the percentage of schoolchildren who indicated the correct answer to it was calculated. The lower this percentage, the more difficult the task is considered.

If the difficulties of two problems differ by no more than 1%, then both numbers are considered correct answers. If the differences are within 2%, 0.5 points are awarded for a less accurate answer when checking the works of the participants in the “Kangaroo-forecast” competition. Below are the tables of correct answers to the questions of the competition (in parentheses in italics are the answers for which 0.5 points were awarded).

Dear Students, based on the Kangaroo Test results of checking the works of the Kangaroo participants of the “Kangaroo-2020 ” competition, for each problem, the percentage of schoolchildren who specify the correct answer to it was calculated. The lower this percentage, the more difficult the task is considered. If the difficulties of two problems differ by no more than 1%, percent then both numbers are considered correct answers. If the differences are within 2%, percent 0.5 points are awarded for a less accurate answer when checking the works of the Kangaroo participants in the “Kangaroo-forecast” competition

Easiest task, Hardest task

Below are Three tables (Easiest task, hardest task and Answers to questions about specific tasks) of correct answers to the questions of the competition (the answers for which 0.5 points were awarded are indicated in brackets in italics).

Math kangaroo -Easiest task

3 Difficulty categories	Grade Two	Class Three- Four	Grade Five-Six	Grade Seven -Eight	Grade Nine -Ten
3 points	5 - 88.2%	2 - 91.5% 3 - 91.6% (8 - 89.7%)	3 - 73.1% 6 - 73.5% 7 - 73.9%	1 - 83.9%	4 - 80.2% (6 - 78.7%)
4 points	11 - 82.3% (16 - 81.0%)	11 - 56.6% 14 - 57.4% 15 - 57.8%	17 - 74.3%	12 - 75.5%	20 - 70.8%
5 points	23 - 51.8%	22 - 54.6% 24 - 54.5%	26 - 48.8%	22 - 63.9%	21 - 45.6%

Below are Three tables (Easiest task,and Answers to questions about specific tasks) of correct answers to the questions of the competition (the answers for which 0.5 points were awarded are indicated in brackets in italics).

Math kangaroo -The Hardest task

3 Difficulty categories	Grade Two	Class Three- Four	Grade Five-Six	Grade Seven -Eight	Grade Nine -Ten
3 points	1 - 63.3%	5 - 43.8%	8 - 35.6%	10 - 36.7%	3 - 40.7%
4 points	13 - 30.9%	20 - 33.4%	20 - 16.4%	19 - 37.1%	19 - 26.8%
5 points	25 - 34.7%	26 - 23.8%	22 - 25.9%	24 - 38.1%	24 - 24.3% 30 - 24.4%

Below are Three tables (The Hardest task ,and Answers to questions about specific tasks) of correct answers to the questions of the competition (the answers for which 0.5 points were awarded are indicated in brackets in italics).

Answers to questions about specific tasks - Math kangaroo

Categories	One	Two	Three	Four	Five	Six
Answer	B	B	D	AND	AND	IN
%	25.5	71.9	38.6	17.1	11.2	45.3

Dear Teachers and Students, in this Article, we have collected most of the tasks of the Kangaroo contest over the past years (Kangaroo Past Papers | Math kangaroo in USA). We hope that, put together, these problems will be useful to teachers of mathematics and Students, as well as to all children who want to independently prepare for the competition. For these purposes, you can also use the video recordings of the analyzes of the problems of past competitions, used Kangaroo Past Papers, Kangaroo Solved Worksheets, made by members of our organizing committee.

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