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Integers
Place value
Order of operations
History of number
Number patterns
100

0-+12

-12

100

25789

What is the place value of the 5?

Thousands

100

5+(5x6)

35

100

What is IX?

9

100

Write down the next 3 numbers in the sequence.

2,4,6,8,10

12,14,16

200

-7++12

5

200

864735

What is the place value of the 8?

Hundreds of thousands

200

(8x9)-56

16

200

What is XII?

12

200

Write down the next 3 numbers in the sequence.

3,6,9,12,15

18,21,24

300

-8+-(24)

-32

300

23739.50

What is the place value of the 5?

Tenths

300

(6x8)./.(5x3)

3.2

300

What is 16 in Roman numerals?

XVI

300

Write down the next 4 numbers.

7,14,21,28,35

42,49,56,63

400

-25+(7x8)

31

400

7593 x 9216= 69977088

What is the place value of the underlined number?

Tens of millions


400

(5x6)+53

155

400

What is 500 in Roman numerals?

D

400

Write down the next 2 numbers.

21,42,84,168

336,672

500

52+-(4x20)

-28

500

1,342,365.1427

What is the place value of the second 2?

Thousandths

500

(74+16)./.(8x6)

1.875

500

What is CD?

600

500

Write down the next 2 numbers.

14,42,126,378

1134,3402