Convert small standard form numbers to ordinary form

Convert small standard form numbers to ordinary form

Lesson details

Key learning points

  1. In this lesson, we will convert standard form numbers with negative powers of ten into ordinary numbers.

Licence

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4 Questions

Q1.
Which power of ten is equivalent to 0.01?
10⁻¹
Correct answer: 10⁻²
10⁻³
10²
Q2.
Complete the missing number in this calculation 5 ÷ ? = 0.05
1,000
10
10,000
Correct answer: 100
Q3.
Write 0.0003 in standard form.
0.003 x 10⁰
0.3 x 10⁻³
3 x 10⁻³
Correct answer: 3 x 10⁻⁴
Q4.
Which number is smaller? 3 x 10⁻⁴ or 4 x 10⁻³
0.3 x 10⁻³
Correct answer: 3 x 10⁻⁴

3 Questions

Q1.
Write 4 x 10⁻³ in ordinary form.
-0.000004
0.000004
0.0004
Correct answer: 0.004
Q2.
Write 2.05 x 10⁻⁶ in ordinary form.
Correct answer: 0.00000205
0.0000205
0.000205
0.00205
Q3.
Which number is smaller? 5 x 10⁻⁴ or 4 x 10⁻⁵
Correct answer: 4 x 10⁻⁵
5 x 10⁻⁴

Lesson appears in

UnitMaths / Standard Form (Writing and converting)