Standard form worksheets with answers

Cambridge IGCSE 0580

Write large and small numbers in standard form and calculate with them.

Sample sheet

Standard form, Standard

Name Date

1
Work out $(2.3 \times 10^{-3}) \times (3.7 \times 10^{3})$ . Give your answer in standard form.
[3]
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2
Work out $(2.4 \times 10^{-1}) \times (1.3 \times 10^{-1})$ . Give your answer in standard form.
[3]
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3
Work out $(3.2 \times 10^{3}) \times (8.6 \times 10^{-2})$ . Give your answer in standard form.
[3]
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4
Work out $(4.5 \times 10^{0}) \times (2.8 \times 10^{3})$ . Give your answer in standard form.
[3]
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5
Work out $(4.8 \times 10^{5}) \div (6 \times 10^{-5})$ . Give your answer in standard form.
[3]
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6
Work out $(8.9 \times 10^{4}) \times (7.5 \times 10^{4})$ . Give your answer in standard form.
[3]
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Answers

Standard form, Standard

1 $8.51 \times 10^{0}$
2 $3.12 \times 10^{-2}$
3 $2.752 \times 10^{2}$
4 $1.26 \times 10^{4}$
5 $8 \times 10^{9}$
6 $6.675 \times 10^{9}$

Method in brief

Standard form is a × 10ⁿ with a at least 1 and less than 10. Move the decimal point to get a, and count the places moved to get n: positive for large numbers, negative for small ones.

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More worksheets

Standard form worksheets with answers

Cambridge IGCSE 0580

Write large and small numbers in standard form and calculate with them.

Sample sheet

Standard form, Standard

Name Date

1
Work out $(2.3 \times 10^{-3}) \times (3.7 \times 10^{3})$ . Give your answer in standard form.
[3]
Scan for help
2
Work out $(2.4 \times 10^{-1}) \times (1.3 \times 10^{-1})$ . Give your answer in standard form.
[3]
Scan for help
3
Work out $(3.2 \times 10^{3}) \times (8.6 \times 10^{-2})$ . Give your answer in standard form.
[3]
Scan for help
4
Work out $(4.5 \times 10^{0}) \times (2.8 \times 10^{3})$ . Give your answer in standard form.
[3]
Scan for help
5
Work out $(4.8 \times 10^{5}) \div (6 \times 10^{-5})$ . Give your answer in standard form.
[3]
Scan for help
6
Work out $(8.9 \times 10^{4}) \times (7.5 \times 10^{4})$ . Give your answer in standard form.
[3]
Scan for help

Answers

Standard form, Standard

1 $8.51 \times 10^{0}$
2 $3.12 \times 10^{-2}$
3 $2.752 \times 10^{2}$
4 $1.26 \times 10^{4}$
5 $8 \times 10^{9}$
6 $6.675 \times 10^{9}$

Method in brief

Standard form is a × 10ⁿ with a at least 1 and less than 10. Move the decimal point to get a, and count the places moved to get n: positive for large numbers, negative for small ones.

Learn the method

Stuck on a question?

Scan the code beside a question to get help with it.

Open the tutor