Form 3 - Chapter 2

State the number of significant figures for each of the following number

10.02

• 1

• 2

• 3

• 4

State the number of significant figures for each of the following number.

0.00600

• 1

• 2

• 3

• 4

Round off the following number correct to 2 significant figures.

76812

• 77

• 76

• 76000

• 77000

Round off the following numbers correct to 2 significant figures

0.00287

• 0.00290

• 0.0029

• 0.003

• 0.0028

BONUS!

Where is this bridge located ?

• Selangor

• Penang

• Johor

• Langkawi

Find the value of each of the following. Hence, state your answer correct to 3 significant figures.

239.82 - 23.12 X 40.23

• - 691

• - 690.3

• 8710

• No correct answer

Standard form is a way of writing a number in the form A×10^n , where 10 ≤ A < 100 and the index n is an integer.

• False

• True

State the following number in standard form.

0.00235

• 2.35 x 10³

• 2.35 x 10^-3

• 2.35 x 10⁴

• 2.35 x 10⁴