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

what is the answer to: -8+17=

9

100

what is the value of the digit 5:

3,325,476

5,000

100

what is the answer to: 

3 + 4 x 3

15

100

in roman numerals what is X

10

100

what is the rule to this pattern:

4,5,3,4,2

+1 and -2

200

what is the answer to:

 -7 + -27 =

-34

200

what is the value of the digit 9:

13,4397,34

9,000

200

what is the answer to:

12 + 6 ÷ 3

14

200

in roman numerals what is XlX

25

200

what is the rule to this pattern:

4,11,18,25,32


+7

300

what is the answer to:

-84 +- 92

-176

300

what is the value of the digit 1:

9,459,580.12

0.10

300

what is the answer to:

21 + (32 + 79) x 3 =

354

300

in roman numerals what is XXVlll

28

300

what is the rule to this pattern:

3,6,12,24,48

x2

400

what is the answer to:

8  -  19  - -  11

22

400

what is the value of the digit 4:

1244.3346

0.0040

400

what is the answer to:

7+7+7x4=



42

400

in normal numerals what is 3699

MMMDClClX

400

what is the rule to this pattern:

7,15,31,63,127

x3 +1

500

what is the answer to:

-40  -  14 - - 68

14

500

what is the value of the digit 7:

4057,498,44

700,000

500

what is the answer to:

34+24×144÷12

696

500

what is XXXVll + 378 in roman numerals 

415

500

what is the rule to this pattern:

302,150,74,36,17

÷2 -1