Year 9
Addition and Subtraction in standard form
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Lesson details
Key learning points
- In this lesson, we will learn to add and subtract numbers written in standard form, giving your answer as both ordinary numbers and in standard form.
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This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.
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8 Questions
Q1.
6 x 10^3
6 x 10^6
8 x 10^3
Q2.
2.1 x 10^9
21 000000000
21 x 10^9
Q3.
40 x 10^8
40 x 10^9
4000000000
Q4.
0.00002
0.5 x 10^-5
2 x 10^5
Q5.
0.00000000004
1.6 x 10^-10
4 x 10^-2
Q6.
7
70
8
Q7.
3.5 x 10^15
35 x 10^13
35000000000000
Q8.
0.08
0.8 x 10^-1
0.8 x 10^-2
7 Questions
Q1.
13 x 10^5
4 x 10^20
4 x 10^9
Q2.
2.3 x 10^1
8.01 x 10^5
8.1 x 10^10
Q3.
-2.3 x 10^1
23 x 10^4
230000
Q4.
-3 x 10^-8
2.84 x 10^-3
3 x 10^2
Q5.
0.34 x 10^2
3.48 x 10^2cm
34cm
Q6.
1 x 10^13
10 x 10^ 6
10 x 10^12
Q7.
0
4.4 x 10^1
8