9.2 math jeopardy

arithmetic positive #

450

1,2,3,4... next 3

5,6,7

500

4,8,12,16... next 3 

20,24,28

550

7,14,21... next 3 

28,35,42

700

90,180,270... next 3 

360, 450, 640

900

420, 840, 1260... next 3

1680, 2100, 2520

arithmetic decimals

450

1.2, 2.4, 3.6... next 3 

4.8, 6.0, 7.2

500

2.1, 4.2, 6.3... next 3

8.4, 10.5, 12.6

550

3.3, 6.6, 9.9... next 3

13.2, 16.5, 19.8

700

1.03, 2.06, 3.09... next 3 

4.12, 5.15, 6.18

900

1.11, 2.22, 3.33... next 3 

4.44, 5.55, 6.66

arithmetic negative #

450

-1, -2, -3... next 3 

-4, -5, -6

500

-3, -6, -9... next 3

-12, -15, -18

550

-11, -22, -33... next 3 

-44, -55, -66

700

-14, -21, -27... next 3

not arithmetic

900

-24, -48, -72... next 3 

-96, -120, -144