Rational and Irrational numbers. Mathematics State Board, Class 9: lessons, tests, tasks.

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1.	Recall the concept of rational numbers
2.	Denses property of rational numbers
3.	More about rationals
4.	Irrational numbers
5.	How to represent irrational number in number line
6.	General procedure to construct square root
7.	Operations on irrational numbers

1.	Multiple choice question I Difficulty: easy	2
2.	Multiple choice question II Difficulty: easy	2
3.	Two marks example problems Difficulty: medium	3
4.	Two marks exercise problems I Difficulty: medium	4
5.	Two marks exercise problems II Difficulty: medium	0
6.	Two marks exercise problems III Difficulty: medium	0

1.	Choose the cooresponding coordinate Difficulty: easy	3
2.	Say true or false Difficulty: easy	4
3.	Locating a point in number line Difficulty: easy	2
4.	Classify rational or irrational number Difficulty: medium	4
5.	Difference of two numbers in the expression Difficulty: medium	3
6.	Find a rational number between two numbers Difficulty: medium	3
7.	Test the expression is rational or irrational Difficulty: medium	3
8.	Determine the rational number between two numbers Difficulty: hard	4
9.	Determine the first five rational number between two numbers Difficulty: hard	7.5
10.	Determine the five rational numbers using two rational numbers Difficulty: hard	9
11.	Calculate the five rational numbers between two rational numbers Difficulty: hard	8

1.

Find three rationals between the rationals

Difficulty: medium

2

1.

Methodical recommendation

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