# Standard Form

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1. Calculate:
a)3 × 104
b)3.27 x 103
c)4.32 / 104
• a) 3 x 104 = 30000
• b)3.27 x 103 = 3270
• c)4.32 / 104 = 0.000432
• Powers that are positive go ↷. Powers that are negative go ↶.
2. Write the following numbers in Standard form:

A) 0.000621
B) 473000
C) 6000000
D) 7.4
E) 5720
F) 0.09
E)5.72 × 1000 = 5.72 × 103

(b)7.47.4 × 1 = 7.4 × 100

(c)473 0004.73 × 100 000 = 4.73 × 105

(d)6 000 0006 × 1 000 000 = 6 × 106

(e)0.099100=9 ÷ 102=9 × 10–2

(f)0.0006216.2110 000=6.21104=6.21×10–4
(this multiple choice question has been scrambled)
3. Calculate:
(a)(3 × 106) × (4 × 103)
(b)(6 × 107) ÷ (5 × 10-2)
• a) (3 × 4) × (106 × 103) = 12 × 109 = 12000000000
• b) (6x5) ÷ (10x 10-2) = 30 ÷ 105 = 0.0003
• Move the powers to one side. work out using Indices rule for the powers.
 Author: Usf4GOD ID: 290355 Card Set: Standard Form Updated: 2014-12-01 20:29:28 Tags: Power Folders: Maths Revision Description: Learn how to calculate standard form Show Answers: