REVIEW

Addition

100

30 + 7 = 

37

200

450 + 283 = 

733

300

567 + 349 = 

916

400

1,008 + 239 = 

1, 247

500

9,807 + 126 = 

9,933

Subtraction

100

29 - 7 = 

22

200

345 - 87 = 

258

300

400-76 = 

324

400

6,032 - 4,394 = 

1,638

500

18,080 - 6,987 = 

11,093

Expanded Notation/Form

100

Expand 367 

300 + 60 + 7 

200

Expand Notation : 3,093

( 3x 1,000) + (9 x 10) + (3 x 1) 

300

Expand : 34,309

30,000 + 4,000 + 300+ 9 

400

Expand Notation : 23,042

( 2 x 10,000) + ( 3 x 1,000) + ( 4 x 10) + ( 2 x 1) 

500

Expand 456,938

400,000 + 50,000 + 6,000 + 900+ 30+ 8 

Multiplication/ Division

100

5 x 5 = 

25

200

6 x 7 = 

42 

300

36 divided by 6 

6 

400

? divided by  8 equals 7 

56

500

? x 4 = 48

12