number patterns
history of number
interges
Place value
0rder of operations
100

1,2_4,5_,7,8_10

1,2,3,4,5,,6,7,8,9,10

100

III+IV=

7

100

-9-9=

0

100

128,9(6),358

thousands

100

31+(-72)=

-41

200

2,4_8,_

2,4,6,8,10

200

XII+III=

15

200

5+(-6)=

-11

200

173,382,(3)8,381

ten thousends

200

26-(-7)=

-19

300

5,10_20_30

5,10,15,20,25,30

300

XXV+LX=

85

300

-21+-12=

-33

300

5,(3)76,79,180

hundred thousands

300

17-(8)=

9

400

10,20_40_60,70_90,100

10,20,30,40,50,60,70,80,90,100

400

CXXV+D=

625

400

-100+-38=

-138

400

2(5),381,38,874

millions

400

117+(13)=

130

500

7,14_28_42_

7,14,21,28,35,42,49

500

M+XVI=

1016

500

430--34=

396

500

(6)7,368,352

ten millions

500

249-(-76)=

173

M
e
n
u