Adding
Adding
Subtracting
Subtracting
Review
100

15 + 99=

114

100

57+22=

79

100

93-32=

61

100

95-87=

8

100
189 written in expanded form
100 + 80 + 9
200

45+23=

68

200

632 + 661=

1,293

200

645-237=

408

200

392-218=

174

200
The digit in the thousands place: 16,345
6
300

84+36=

120

300

5,647+854 =

6,501

300

500-78

422

300

9,824-504=

9,329

300
The value of the digit in the hundreds place: 53,636
600
400

187+953=

1,140

400

3,965 + 11,357 =

15,322

400

9,000-5,637=

3,363

400

7,974-4,967=

3,007

400
5,643 rounded to the nearest hundred
5,600
500

2,348+921=

3,269

500

32,789 + 65,382 =

98,171

500

18,000- 14,678=

3,322

500

65,299-21,361=

43,938

500

17,943 rounded to the nearest ten-thousand

20,000

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