Year 9

Multiplying and dividing in standard form

Year 9

Multiplying and dividing in standard form

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Lesson details

Key learning points

  1. In this lesson, we will learn how to multiply and divide numbers that are presented in standard form.

Licence

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5 Questions

Q1.
Write the following number in standard form: 700
7 x 10^0
7 x 10^1
Correct answer: 7 x 10^2
7 x 10^3
Q2.
Write the following number in standard form: 45587000
0.45587000 x 10^8
4.5587000 x 10^6
Correct answer: 4.5587000 x 10^7
45.587000 x 10^7
Q3.
Write the following number in standard form: 708900
0.7 x 10^5
7 x 10^6
Correct answer: 7.089 x 10^5
70.8900 x 10^4
Q4.
Write this as an ordinary number: 3.0450 x 10^4
0.00030450
3045.0
Correct answer: 30450
304500
Q5.
Write this number as an ordinary number: 6.5 x 10^6
0.00000065
650000
Correct answer: 6500000
65000000

8 Questions

Q1.
An image in a quiz
6 x 10^3
6 x 10^6
8 x 10^3
Correct answer: 8 x 10^6
Q2.
An image in a quiz
Correct answer: 2.1 x 10^10
2.1 x 10^9
21 000000000
21 x 10^9
Q3.
An image in a quiz
Correct answer: 4 x 10^9
40 x 10^8
40 x 10^9
4000000000
Q4.
An image in a quiz
0.00002
0.5 x 10^-5
Correct answer: 2 x 10^-5
2 x 10^5
Q5.
An image in a quiz
0.00000000004
1.6 x 10^-10
Correct answer: 4 x 10^-10
4 x 10^-2
Q6.
An image in a quiz
7
70
8
Correct answer: 9
Q7.
An image in a quiz
Correct answer: 3.5 x 10^14
3.5 x 10^15
35 x 10^13
35000000000000
Q8.
An image in a quiz
0.08
0.8 x 10^-1
0.8 x 10^-2
Correct answer: 8 x 10^-2