Back to B1 Home
​B1: Quiz 2 – Answers

1)

a) 4,000

b) 630,000

c) 910

d) 6,700,000

e) 400,000,000

 

2)

a) 2 x 104

b) 1.2 x 105

c) 9.8 x 107

d) 7.4 x 103

e) 5.6 x 106

 

3)

a) 0.08

b) 0.000054

c) 0.00342

d) 0.000793

e) 0.127

 

4)

a) 7 x 10-4

b) 3 x 10-3

c) 8.67 x 10-5

d) 2.32 x 10-6

e) 7.7 x 10-3

Questions

1) Take the following numbers out of standard form.

a) 4 x 103

b) 6.3 x 105

c) 9.1 x 102

d) 6.7 x 106

e) 4 x 108

 

2) Put the following numbers into standard form.

a) 20,000

b) 120,000

c) 98,000,000

d) 7,400

e) 5,600,000

 

3) Take the following numbers out of standard form.

a) 8 x 10-2

b) 5.4 x 10-5

c) 3.42 x 10-3

d) 7.93 x 10-4

e) 1.27 x 10-1

 

4) Put the following numbers into standard form.

a) 0.0007

b) 0.003

c) 0.0000867

d) 0.00000232

e) 0.0077