Mathematics Questions and Answers – Use of Exponents to Express Small Numbers in Standard Form

This set of Mathematics Multiple Choice Questions & Answers (MCQs) focuses on “Use of Exponents to Express Small Numbers in Standard Form”.

1. Express the following in the standard form: 0.000000021.
a) 2.1 × 10^-7
b) 2.1 × 10^-9
c) 2.1 × 10^-10
d) 2.1 × 10^-8
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2. What is the standard form of 80460000?
a) 8.046 × 10⁷
b) 8.046 × 10⁶
c) 8.046 × 10⁹
d) 8.046 × 10⁸
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3. Find the usual form of 2.33 × 10³.
a) 0.002033
b) 0.0000233
c) 0.00233
d) 0.000233
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4. What is the Usual form of 16.8 × 10⁵?
a) 16800000
b) 1680000
c) 168000
d) 16800
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Sanfoundry Global Education & Learning Series – Mathematics – Class 8.

To practice Mathematics Online Quiz for Class 8, here is complete set of 1000+ Multiple Choice Questions and Answers.