Module 1 Review

Addition

100

  2,122
+5,324 

7,446

200

  44,326
+ 2,673

46,999

300

  2,649
+3,352

6,001

400

  34,922
+ 3,831

38,753

500

  68,392
+68,232

136,624

Subtraction

100

  6,345
- 2,242

4,103

200

  9,456

- 3,799

5,657

300

  23,231
-  6,882

16,349

400

Find the number that goes in the blank:

7,266 - □ = 3,772 

3,494

500

Find the number that goes in the blank:

45,988 - □ = 39,754

6,234

Multiplying

100

65 x 6 = ?

390

200

1243 x 6 = ?

7,458

300

26 x 14 = ?

1,482

400

Which expression is equal to 345 x 4 ?

A. (300+40+5) + 4
B. (300 x 40 x 5) × 4
C. (300×4) + (40×4) + (5x4)
D. (300 × 4) × (40×4) × (5×4)  

C. (300x4) + (40x4) + (5x4)

500

Which number goes in the blank:

24 x 57 = (20 + __ ) x (50 + 7)

4

Division

100

75 ÷ 5 = ?

15

200

4325 ÷ 5 = ?

865

300

3413 ÷ 4 = ?

853 R1

400

1314 ÷ __ = 2

657

500

Which equation has the same unknown number as
 □ ÷ 3=45?

 A. 3 × 45= □
B. □ × 45 = 3
C. 3 × □ = 45
D. 45 × □ =3

C. 3 × □ = 45