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You can create printable tests and worksheets from these Grade 8 Exponents questions! Select one or more questions using the checkboxes above each question. Then click the add selected questions to a test button before moving to another page.

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$t^0 xx t^2 xx t^1xx t^-7$
1. $t^-4$
2. $t^-7$
3. $1/t^4$
4. -4
$(5^2)^3=$
1. $5^5$
2. $5^6$
3. $5^8$
4. $125$
Simplify the following expression (No negative exponents):
$(3x^6y^3)^3$
1. $6x^9y^6$
2. $9x^9y^9$
3. $9x^18y^9$
4. $27x^18y^9$
Solve.
$4^16$ multiplied by $4^20$
1. $4^36$
2. $4^16$
3. $4^320$
Express using exponents $5^9•5^3$
1. $5^3$
2. $5^9$
3. $5^12$
4. $5^2$
What is the expression of the following using exponents

$2*2*2*2$
1. $2^4$
2. $2*4$
3. $4*2$
4. $4^2$
1,284,320 written in scientific notation is
1. $1.28 xx 10^5$
2. $1.28 xx 10^6$
3. $1.28 xx 10^-6$
4. $1.28 xx 10^-5$
Any number raised to the zero power is:
1. 0
2. 1
3. cannot be determined
4. 7
$(8.6xx10^13)/(4.1xx10^3)$
1. $2.09xx10^-16$
2. $2.9xx10^10$
3. $2.09xx10^16$
4. $2.09xx10^10$
$(2.6xx10^3)xx(1.8xx10^9)$
1. $4.68xx10^3$
2. $4.68xx10^12$
3. $4.68xx10^6$
4. $4.68xx10^9$
Which expression below is the number 3,000,000 (3 million) in scientific notation?
1. $1.0 xx 10^6$
2. $3.0xx 6^10$
3. $3.0 xx 10^6$
4. $3,000,000xx10^6$
Choose the correct scientific notation for 245,389,271.
1. $2.45xx10^-8$
2. $2.45xx10^-7$
3. $2.45xx10^7$
4. $2.45xx10^8$
Express the following number using proper scientific notation: $3910.28 xx 10^4$
1. $3.91028 xx10^6$
2. $3.91028 xx10^8$
3. $3.91028 xx10^7$
4. $39.1028xx10^5$
$5^-2 xx 5^5$ is equivalent to
1. $78,125$
2. $.008$
3. $125$
4. $51,278$
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