|
Rationalise the denominator of the following
|
|
1
|
520
|
April 1, 2019
|
|
Represent on the number line
|
|
1
|
391
|
April 1, 2019
|
|
Recall, π is defined as the ratio of the circumference (say c) of a circle to its diameter (say d). That is π = c/d
|
|
1
|
457
|
April 1, 2019
|
|
Simplify each of the following expressions
|
|
1
|
1073
|
April 1, 2019
|
|
Following numbers as rational or irrational
|
|
1
|
320
|
April 1, 2019
|
|
Visualise 4. 26 on the number line, upto 4 decimal places
|
|
1
|
556
|
April 1, 2019
|
|
Visualise 3.765 on the number line, using successive magnification
|
|
1
|
2715
|
April 1, 2019
|
|
Classify the following numbers as rational or irrational
|
|
1
|
361
|
April 1, 2019
|
|
Find three different irrational numbers between the rational numbers 5/7 and 9/1
|
|
0
|
2082
|
April 1, 2019
|
|
Write three numbers whose decimal expansions are non-terminating non-recurring
|
|
1
|
979
|
April 1, 2019
|
|
Can you guess what property q must satisfy?
|
|
1
|
904
|
April 1, 2019
|
|
What can the maximum number of digits be in the repeating block of digits in the decimal expansion of 1/17?
|
|
1
|
2188
|
April 1, 2019
|
|
Express 0.99999… in the form p/q Are you surprised by your answer
|
|
1
|
1621
|
April 1, 2019
|
|
Express the following in the form p/q where p and q are integers and q ≠ 0
|
|
1
|
1806
|
April 1, 2019
|
|
Can you predict what the decimal expansions of 2/7, 13/7, 4/7, 5/7, 6/7 are, without actually doing the long division?
|
|
1
|
929
|
April 1, 2019
|
|
Write the following in decimal form and say what kind of decimal expansion each has
|
|
1
|
2113
|
April 1, 2019
|
|
Classroom activity (constructing the ‘square root spiral’)
|
|
1
|
1296
|
April 1, 2019
|
|
Show how √5 can be represented on the number line
|
|
1
|
2557
|
April 1, 2019
|
|
Are the square roots of all positive integers irrational? If not, give an example of the square root of a number that is a rational number
|
|
1
|
397
|
April 1, 2019
|
|
State whether the following statements are true or false. Justify your answers
|
|
1
|
433
|
April 1, 2019
|
|
State whether the following statements are true or false. Give reasons for your answers
|
|
1
|
689
|
April 1, 2019
|
|
Find five rational numbers between 3/5 and 4/5
|
|
1
|
3512
|
April 1, 2019
|
|
Find six rational numbers between 3 and 4
|
|
1
|
2771
|
April 1, 2019
|
|
Can you write it in the form p/q where p and q are integers and q ≠0?
|
|
1
|
322
|
April 1, 2019
|