integers
history of numbers
place value
order of operations
number patterns
100

-14 - 7 = ?

-21

100

what does Ⅸ stand for in RN

9


100

129484.48 what number is in the tens place 

8        

100

What does M represent in BIDMAS

multiplication

100

12, 16, 20, ?, 28 

24

200

-15 + -15 = ?

-30

200

what does L stand for in RN

50


200

16389302.46 what number is in the hundred thousands place

3

200

3 × (5 + 2) = ?


21

200

12,25,38,?, 64

51

300

-45 - 63 = ?

-108

300

which country invented positive numbers?

india

300

26330303.27482 what number is in the thousandths place

4

300

(17 - 12) + 4 × 7 =?


33

300

2,4,9,12,16,?,36

25

400

-33 x 99 - 33= ?

-3300

400

which country invented negative numbers?

india

400

10 x 12 x 2 = ? what is the value of the tens place in the answer of that question

4

400

7 + (6 × 52 + 3) = ?


322

400

16000,35214,?, 73642

54428

500

-12 x (65 x 69) - 36 x -96 = ?

-50364

500
when was the number system created?

the 5th century

500

65 x 100 x 2 = ? what is the value of the thousands place 

3

500

10 × 4 - 2 × (4² ÷ 4) ÷ 2 ÷ 5 + 9 = ?


48.2


500

1025569,65900417,?,195650113

130775265