[Quiz] Questions on scientific notation for numbers for 5th grade (set 1)

Welcome to Math Quiz number 30. These are grade (class) 5 questions based on the conversion of big numbers and decimal numbers from standard format to scientific notation and vice versa. These questions test student’s basic understanding of the scientific notation of numbers. Please do not use a calculator or online tool to answer these questions. Once you submit the quiz, you may see NA at the end of the questions. NA suggests that there is no hint given for that particular question. Have fun!!!

1. 
What is scientific notation for the number 7,600?

2. 
Express 0.0042 in scientific notation.

3. 
What is the scientific notation for 9,750,000?

4. 
Write $3.75 \times 10^{-2}$ in standard decimal notation.

5. 
Convert $2.8 \times 10^4$ to standard decimal notation.

6. 
Express the number 0.00000786 in scientific notation.

7. 
What is the scientific notation for 1,200,000,000,000?

8. 
Write $5.6 \times 10^{-5}$ in standard decimal form.

9. 
Convert $3.42 \times 10^7$ to standard decimal notation.

10. 
What is the scientific notation for 7.89?

11. 
Express 0.000125 in scientific notation.

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