Number 5
1 mark · EasyWrite 0.0047 in standard form.
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4.7 × 10^{-3}
Also accept: 4.7 x 10^{-3}; 4.7 × 10^-3; 4.7 x 10^-3
Common mistakes: 4.7 × 10^3; 0.47 × 10^{-2}
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Marking points
B1 · 1 mark · Correct answer: 4.7 × 10^{-3} or equivalent form (standard form), with correct power and coefficient.
Worked solution
We move the decimal place three spaces to the right to get 4.7, so the power is -3.