Exponents and Powers

Exponents and Powers

Exponent is a quantity which represents the power to which a given number or expression is to be raised.

Maths class 8 Exponents and powers

Powers with negative exponents

Maths class 8 Exponents and powers

Maths class 8 Exponents and powers

Laws of Exponents

Maths class 8 Exponents and powers

Maths class 8 Exponents and powers

Maths class 8 Exponents and powers

Practice these questions

Maths class 8 Exponents and powers

Maths class 8 Exponents and powers

Quiz for Exponents and Powers

Q.1	Express the following numbers as a product of powers of prime factors: 81
a)	3²
b)	3⁴
c)	4³
d)	3³

Q.2	Express the following numbers as a product of powers of prime factors: 625
a)	5⁵
b)	5³
c)	4⁵
d)	5⁴

Q.3	Express the following numbers as a product of powers of prime factors: 5625
a)	3² X 5⁴
b)	3³ X 5⁴
c)	3² X 5³
d)	3 X 5²

Q.4	Express the following numbers as a product of powers of prime factors: 5184
a)	3³ X 2⁶
b)	3³ X 5⁴
c)	6² X 5³
d)	2⁶ X 3⁴

Q.5	Express the following numbers as a product of powers of prime factors: 7128
a)	3³ X 2⁵
b)	2³ X 3⁴ X 11
c)	2 X 3³ X 5⁴
d)	6² X 5³

Q.6	Write the following numbers in the expanded forms: 7300987
a)	7×10'6' + 3×10'5' + 9×10'4' + 8×10'3' + 7×10'1'
b)	7×10'6' + 3×10'5' + 0×10'4' + 0×10'3' + 9×10'2' + 8×10'1'
c)	7×10'6' + 3×10'5' + 0×10'4' + 0×10'3' + 9×10'2' + 8×10'1' + 7×10'0'
d)	7×10'6' + 0×10'4' + 0×10'3' + 9×10'2' + 8×10'1' + 7×10'0'

Q.7	Write the following numbers in the expanded forms: 746023
a)	7×10⁵ + 4×10⁴ + 6×10³ + 2×10² + 3×10¹
b)	7×10⁵ + 4×10⁴ + 6×10³ + 0×10² + 2×10¹ + 3×10⁰
c)	7×10⁶ + 4×10⁵ + 6×10³ + 0×10² + 2×10¹ + 3×10⁰
d)	7×10⁶ + 4×10⁴ + 6×10³ + 0×10² + 2×10¹ + 3×10⁰

Q.8	Write the following numbers in the expanded forms: 300025
a)	3×10⁵ + 2×10⁴ + 5×10³
b)	3×10⁵ + 2×10² + 5×10⁰
c)	3×10⁴ + 0×10³ + 0×10² + 2×10¹ + 5×10⁰
d)	3×10⁵ + 0×10⁴ + 0×10³ + 0×10² + 2×10¹ + 5×10⁰

Q.9	Write the following numbers in the expanded forms: 463478
a)	4×10⁵ + 6×10⁴ + 3×10³ + 4×10² + 7×10¹
b)	4×10⁵ + 6×10⁴ + 3×10³ + 4×10² + 7×10¹ + 8×10⁰
c)	4×10⁵ + 6×10⁴ + 3×10³ + 4×10²
d)	4×10⁶ + 6×10⁴ + 7×10³ + 0×10² + 7×10¹ + 8×10⁰

Q.10	Write the following numbers in the expanded forms: 5980134
a)	5×10⁶ + 9×10⁵ + 8×10⁴ + 0×10³ + 1×10² + 3×10¹ + 4×10⁰
b)	5×10⁶ + 9×10⁵ + 8×10⁴ + 1×10³ + 4×10² + 8×10¹
c)	5×10⁵ + 9×10⁴ + 8×10³ + 1×10² + 3×10¹ + 4×10⁰
d)	5×10⁶ + 9×10⁵ + 0×10⁴ + 0×10³ + 1×10² + 3×10¹ + 4×10⁰

Your Score: 0/10

Other Chapters of Class 7

Trending

Gifs
Dictionary

Quick Links

Explore

SchoolPlus Program

Yearlong program for Olympiads preparation & to build necessary skills for future.

Explore More icon

Olympiad Exam Dates

Time to mark your calendar with the upcoming Olympiads exam schedule.

Explore More icon

LIVE Classes for Olympiads

Take your Olympiad preparation to next-level by taking LIVE Classes.

Explore More icon

Olympiad Test Series

Assess your performance by taking topic-wise and full length mock tests.

Explore More icon

International Olympiads

Online tuitions for international compeitions like SASMO, SEAMO, etc for Grades 1-11.

Explore More icon

70%