Show:
Addition Double Digit
Subtraction Double Digit
Place Value
Addition Single Digits
Subration Single Digits
100

15 + 23 = 

38

100

18 - 12

6

100

What place value is 8 in this number?

387

ten

100

3 + 1

4

100

3 - 1

2

200

27 + 38 

65

200

29 - 11

18

200

What place value is 3 in this number?

1,243

One
200

2 + 8 

10 

200

5 - 3

2

300

37 + 49 

86

300

48 - 13

35

300

What place value is 4 in this number?

134,938

Thousands

300

7 + 8 

15

300

5 - 4 

1

400

56 + 97 

153

400

87 - 38 

49

400

What place value is 9 in this number?

3,940


hundred

400

6 + 8 

14

400

8 - 5

3

500

127 + 34

161

500

71 - 34

37

500

What place value is 3 in this number?

742.3

tenths 

500

9 + 8 

17 

500

9 - 4 

5