Mid Module 2 Review

Numerical Expressions

100

Write the following numerical expression. 

10 times the difference of 18 and 11

10 x (18 - 11)

200

Write the following numerical expression:

4 twelves and 2 fours

(4 x 12) + (2 x 4)

300

Write the following numerical expression in words:

4 x (15 - 8)

4 times the difference of 15 and 8

400

Write the following numerical expression:

12 fours, doubled

(12 x 4) x 2

500

Write the following numerical expression in words.

 (20 + 10) ÷ 5

the sum of 20 and 10 divided by 5

Comparing Expressions

100

Is 15 x 4 greater than, less than, or equal to (4 x 3) x 5?

equal to

200

Is 5 x 100 greater than, less than, or equal to 25 x (60-50)?

greater than

300

Is 4 twelves + 3 twelves greater than, less than, or equal to 8 x 12 ?

less than

400

Is 32 x 18 greater than, less than, or equal to (27-9) x 32?

equal to

500

Is 14 eights, doubled greater than, less than, or equal to (14 x 8) x 3?

less than

The Value of the Expression

100

Find the value of the numerical expression: 

2 x (10 - 5)

10

200

Find the value of the numerical expression:

(7 x 12) - 20

64

300

Find the value of the numerical expression:

(5 x 15) - (80 ÷ 4)

40

400

Find the value of the numerical expression:

(24 x 15 - 10) ÷ 5

70

500

Find the value of the following expression:

4 x [45 ÷ (9 - 4)]

36

Multiplying Whole Numbers

100

23 x 8

184

200

75 x 39

2,925

300

236 x 91

21,476

400

642 x 208

133,536

500

7,306 x 140

1,022,840

Multiplying Decimals

100

24 x 0.5

12

200

148 x 1.7

251.6

300

716 x 3.45

2,470.20

400

8.7 x 2.9

25.23

500

4.73 x 0.6

2.838