Maths 5: Numbers (Types)

Question 1

What is an integer?

Answer 1

A whole number that can be positive or negative

(including zero)

Question 2

What is a cardianl number?

Answer 2

A positive whole number used for counting

(including zero)

Question 3

What is an ordinal number?

Answer 3

Numbers used to show order, such as:

1st, 5th and 9th

Question 4

What is a natural number?

Answer 4

A positive whole number used for counting

(including zero)

Question 5

What is a real number?

Answer 5

Any number, including whole numbers, fractions and decimals.

Question 6

Calculate:

2²

Answer 6

= 2 x 2

= 4

Question 7

Calculate:

3²

Answer 7

= 3 x 3

= 9

Question 8

Calculate:

4³

Answer 8

= 4 x 4 x 4

= 64

Question 9

Calculate:

11²

Answer 9

= 11 x 11

= 121

Question 10

Calculate:

1⁴

Answer 10

= 1 x1 x 1 x 1

= 1

Question 11

Calculate:

2⁵

Answer 11

= 2 x 2 x 2 x 2 x 2

= 32

Question 12

What is 2 cubed?

Answer 12

= 2 x 2 x 2

= 8

Question 13

What is 7 squared?

Answer 13

= 7 x 7

= 49

Question 14

What is 12 squared?

Answer 14

= 12 x 12

= 144

Question 15

What is 3 cubed?

Answer 15

= 3 x 3 x 3

= 81

Question 16

Write in full:

4⁵

Answer 16

4 x 4 x 4 x 4 x 4

Question 17

Write in full:

7⁴

Answer 17

7 x 7 x 7 x 7

Question 18

Write in full:

2⁷

Answer 18

2 x 2 x 2 x 2 x 2 x 2 x 2

Question 19

Write in full:

8⁶

Answer 19

8 x 8 x 8 x 8 x 8 x 8