Mastering Standard Form

Mathematics
Year 9
11 questions
~22 mins
0 views0 downloads

About This Worksheet

A worksheet covering the fundamentals and applications of Standard Form for Year 9 students.

Worksheet Preview

Full preview • 11 questions

Mastering Standard Form

Subject: MathematicsGrade: Year 9
Name:
Date:

Untitled Worksheet

Grade Year 9
A

Practice Questions

Answer all questions. Show your working in the grid spaces provided.
1.
Express 0.000456 as a standard form number.
[1 mark]
2.
Write 3,600,000 in standard form.
[1 mark]
3.
Calculate: (2.5 × 10^3) + (4.2 × 10^2).
[2 marks]
4.
Multiply: (1.2 × 10^4) × (3 × 10^2).
[2 marks]
5.
Express 9.81 × 10^2 in standard form.
[1 mark]
6.
Convert 7.89 × 10^-3 to a decimal.
[1 mark]
7.
If a spaceship travels at 3.5 × 10^8 meters per second, how many meters does it travel in 2 × 10^3 seconds?
[3 marks]
8.
A scientist measures a sample's mass as 4.2 × 10^-6 kilograms. Express this in grams.
[3 marks]
9.
Calculate the difference: (5.75 × 10^4) − (2.3 × 10^3).
[2 marks]
10.
The population of a city is approximately 8.5 × 10^6. If a new census reports a 2% increase, what is the new population in standard form?
[3 marks]
11.
Challenge: A radioactive substance has a half-life of 3 × 10^4 years. How many years will it take for only 1/8 of the original amount to remain?
[4 marks]

Quick Actions

What is Remix?

Create a new worksheet based on this one. Change the grade level, topic, number of questions, or difficulty - then generate a fresh version.

  • • Change grade level (Grade 6 → Grade 7)
  • • Swap topics (Harry Potter → Macbeth)
  • • Add more questions (10 → 15)
  • • Adjust difficulty

Details

Created
12/30/2025
Updated
12/30/2025
Type
worksheet