Show:
Addition
Subtraction
Skip Counting
Place Value
10 more, 10 less, 100 more, 100 less
100

36 + 23 =

59

100

25 - 12 =

13

100

5, 10, 15, _____ , 25, 30

20

100

100 + 10 + 8

118

100

10 less than 20

10

200

180 + 20 =

200

200

49 - 36 = 

13

200

2, 4, 6, 8, 10, ____, 14, 16, 18

12

200

50 + 6 + 300

356

200

1 less than 841

840

300

451 + 28 =

479

300

124 - 20 = 

104

300

10, 20, 30, 40, ______ 60, 70, 80

50

300

43 + 900

943

300

10 more than 547

557

400

396 + 4 =

400

400

959 - 58 = 

901

400

100, 200, 300, ______, 500, 600

400

400

800 + 70 + 9

879

400

100 more than 358

458

500

584 + 12 =

596

500

325 - 25 = 

300

500

100, 150, 200, 250, 300, _____, 400, 450

350

500

1 + 40 + 600

641

500

100 less than 948

848

600
469 + 31 =

500

600

567 - 23 =

544

600

200, 400, 600, ______, 1000

800

600

30 + 9 + 700

739

600

1 more than 999

1,000

700

484 + 16 =

500

700

345 - 44 = 

301

700

110, 120, 130, 140, ______ 160, 170, 180

150

700

900 + 70 + 8

978

700

100 more than 567

667