Division
Multiplication
Subtraction
Rounding
Addition
100

7 divided by 2

3 r 1

100

3x41

123

100

4,234-1,988

2,246

100

Round 85 to the nearest ten

90

100

567+123

690

200

8 divided by 3

2 r 2
200

15x6

90

200

8,987-3,888

5,099

200

Round 256 to the nearest hundred

300

200

2,523+456

2,979

300

48 divided by 3

16

300

143x7

1,001

300

4795-3994

801

300

Round 1,234 to the nearest thousand

1,000

300

24,987+23,123

48,110

400

85 divided by 2

42 r 1

400

286x7

2,002

400

25,000-2,898

22,102

400

Round 15,675 to the nearest ten thousand

20,000

400

345,123+129,091

474,214

500

94 divided by 5

18 r 4

500

2,048x4

8,192

500

65,123-24,456

40,667

500

Round 321,999 to the nearest hundred thousand

300,000

500

198,567+198,567

397,134