Adding
Subtracting
Fill in the Blank
Rounding
Multiplication
100
57+22=
79
100
93-32=
61
100
23 + 84= __ + 23
84; commutative property
100

204 rounded to the nearest hundred

200

100

4 times 3

12

200
632 + 661
1,293
200
645-237=
408
200
75+___ = 75
0; Zero Property
200
The digit in the thousands place: 16,345
6
200

12 times 7

84

300
5,647+854 =
6,501
300
500-78
422
300
3+(9+2)=___+(3+9)
2; Associative Property
300

The digit in the hundreds place: 53,636

6

300

10 times 13

130

400
3,965 + 11,357 =
15,322
400
9,000-5,637=
3,363
400
53 + 92 = __ +53
92; commutative property
400
5,643 rounded to the nearest hundred
5,600
400

20 times 10

200

500
32,789 + 65,382 =
98,171
500
8,000- 4,678=
3,322
500
14+(4+5) = (5+_)+4
14; Associative Property
500
17,943 rounded to the nearest ten-thousand
20,000
500

40 times 12

480

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