Show:
Base 10
Multiplication
Addition
Subtraction
Groups
100

Read this number:  

21

100

4x4=

16

100

20+5=

25

100

20-8=

12

100

3 groups of 6

18

200

What is the place value of 3 in 132

30

200

9x7=

63

200

171+25=

196

200

200-34=

166

200

4 multiplied  by 8

32

300

Write in this number in expanded form:  4,531

4000+500+30+1

300

22x4=

88

300

12+60+85=

157

300

7 less than 10

3

300

4 columns with 3 boxes each

12

400

Write this number in expanded form:  132,417

100,000+30,000+2,000+400+10+7

400

67x5=

335

400

265+315=

580

400

Take 13 from 62

49

400

8 columns of 7 boxes each

56

500

Read this number:

6,731,247

500

339x8=

2712

500

52,175+61,281=

113,456

500

6306-4378=

1928

500

12 groups of 8

96