Show:
All About Square Numbers
What is the product?
Squares and Square Roots
Roman Numberals
100

What happens when you add a row or column to a square array?

You would no longer have a square array or it will become a rectangular array.

100

102

100

100
What mathematical operation will "undo" or is the opposite of finding the square of a number?
square root, or finding the square root
100
In Roman numerals, what number does the letter L represent?
50
200

When do square numbers occur?

When a number is multiplied by itself.

200

42

16

200
The following sign is used when finding the square root of a number (√) What is the name of this sign?
radical or radical sign
200
Roman numerals are very different from the numbers that we use. They are numbers written using a combination of letters. How many letters from our alphabet are used in the Roman Numeral system?
7
300

Is there a pattern in square numbers? If so, what is it?

Yes, the pattern is that square numbers alternate between odd and even numbers.

300

92

81

300
Solve the following expression: 24²
576
300
In Roman numerals, what number does the letter M represent?
1,000
400

What is another way to say 6 x 6 = 36?

six squared is equal to 36 or 62 =36

400

122

144

400
What is the square root of 144, also written as √144?
12
400
How would you read the following roman numeral using our number system: XXXIX?
39
500

What shape does square numbers make and why?


(double points)

A square because it has the same number of rows and columns.

500

132

169

500

√81 + √144

9 + 12 = 21

500
How would you read the following roman numeral using our number system: MMLXVII?
2,067