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# Scientific Notation Questions - All Grades

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Write the number 64,000 in scientific notation.
1. $6.4 xx 10^4$
2. $6.4 xx 10 ^ -4$
3. $6.4 xx 10 ^5$
4. $6.4 xx 10^-5$
Grade 8 Scientific Notation CCSS: 8.EE.A.4
Write .0083 in scientific notation.
1. $8.3 xx 10^3$
2. $8.3 xx 10^4$
3. $8.3 xx 10 ^-3$
4. $8.3$
Grade 8 Scientific Notation CCSS: 8.EE.A.4
Express $3910.28 xx 10^4$ using proper scientific notation.
1. $3.91028 xx10^6$
2. $3.91028 xx10^8$
3. $3.91028 xx10^7$
4. $39.1028xx10^5$
Grade 8 Scientific Notation CCSS: 8.EE.A.3
Which of the following is least?
1. $5xx10^-2$
2. $5xx10^-1$
3. $5xx10^1$
4. $5xx10^2$
Grade 8 Scientific Notation CCSS: 8.EE.A.4
The wavelength of light is 0.000065 meters. What is this value in scientific notation?
1. $6.5xx10^-4$
2. $0.65xx10^-6$
3. $6.5xx10^-3$
4. $6.5xx10^-5$
Grade 8 Scientific Notation CCSS: 8.EE.A.4
Which of the following numbers is not written in scientific notation?
1. $8.6 xx 10^4$
2. $2.12 xx 10$
3. $22.1 xx 10^(-5)$
4. $9.9132 xx 10^(-1)$
Write in scientific notation.

42,300
1. forty-two thousand, three hundred
2. $4.23 xx10^4$
3. .00423
4. 40,000 + 2,000 + 300
What is the number 0.00003007 expressed in scientific notation?
1. $3.007 xx 10^5$.
2. $3.7 xx 10^-5$.
3. $3.007 xx 10^-5$.
4. $3.007 xx 10^-4$.
Grade 8 Scientific Notation CCSS: 8.EE.A.4
Convert 0.00088 to scientific notation.
1. $88 xx 10^(-5)$
2. $.88 xx 10^(-3)$
3. $8.8 xx 10^(-4)$
4. $8.8 xx 10^4$
Grade 8 Scientific Notation CCSS: 8.EE.A.4
Grade 8 Scientific Notation CCSS: 8.EE.A.3
Grade 8 Scientific Notation CCSS: 8.EE.A.4
Convert to scientific notation.

0.00018
1. $1.8xx10^-5$
2. $1.8xx10^-9$
3. $1.8xx10^-4$
4. None of the above
Grade 8 Scientific Notation CCSS: 8.EE.A.4
Perform the indicated computation. Give the answer in scientific notation.
$(6.1 xx 10 ^5) (4 xx 10 ^-9)$
1. $2.44$
2. $2.44 xx 10 ^ 3$
3. $2.44 xx 10 ^ -3$
4. $2.44 xx 10 ^14$
Grade 8 Scientific Notation CCSS: 8.EE.A.3
In the year 2000, Los Angeles, CA had a population of about 3,700,000 people. What is this number in scientific notation?
1. $3.7 xx 10^-6$
2. $3.7 xx 10^-5$
3. $3.7 xx 10^5$
4. $3.7 xx 10^6$
Grade 8 Scientific Notation CCSS: 8.EE.A.4
Perform the indicated computation. Give the answer in scientific notation.
$(6.9 xx 10^8)/(3 xx 10^5)$
1. $2.3 xx 10 ^3$
2. $2.3 xx 10^13$
3. $2.3 xx 10^-3$
4. $2.3 xx 10^4$
Grade 8 Scientific Notation CCSS: 8.EE.A.4
$(6.2xx10^7)/(0.5xx10^4)$
1. $1.24xx10^4$
2. $3.1xx10^11$
3. $12.4xx10^11$
4. $3.1xx10^3$
Grade 8 Scientific Notation CCSS: 8.EE.A.4
What is 1,284,320 written in scientific notation?
1. $1.28 xx 10^5$
2. $1.28 xx 10^6$
3. $1.28 xx 10^-6$
4. $1.28 xx 10^-5$
Grade 8 Scientific Notation CCSS: 8.EE.A.4
What is 5,438,623,891 written in scientific notation?
1. $5.44 xx 10^9$
2. $5.43 xx 10^9$
3. $8.91 xx 10^2$
4. $4.38 xx 10^8$
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