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Exponents — Flashcards

ICSE · Class 7 · Mathematics

30 flashcards for Exponents (ICSE Class 7 Mathematics) to test yourself on key terms and facts. Sample: "Write 3 × 3 × 3 × 3 × 3 in exponential form."

45 questions30 flashcards18 formulas & key relations5 concepts

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30 Flashcards·
Base and exponentValue of a powerExponential form of numbersPowers with zeroFractional powers
Card 1Base and exponent

Write 3 × 3 × 3 × 3 × 3 in exponential form.

Answer

Step 1: Count how many times 3 is used as a repeated factor. Step 2: 3 is used 5 times. Step 3: Write it as 3^5. Answer: 3^5…

Card 2Base and exponent

In 5^7, what are the base and the exponent?

Answer

Step 1: The repeated factor is the base. Step 2: The small raised number tells how many times the base is used. Base = 5 Exponent = 7…

Card 3Value of a power

Evaluate 2^6.

Answer

Step 1: Expand the power. 2^6 = 2 × 2 × 2 × 2 × 2 × 2 Step 2: Multiply step by step. 2 × 2 = 4 4 × 2 = 8 8 × 2 = 16 16 × 2 = 32 32 × 2 = 64 Answer: 64…

Card 4Value of a power

Evaluate 8^3.

Answer

Step 1: Expand. 8^3 = 8 × 8 × 8 Step 2: Multiply. 8 × 8 = 64 64 × 8 = 512 Answer: 512…

Card 5Exponential form of numbers

Express 625 in exponential form.

Answer

Step 1: Break 625 into repeated equal factors. 625 = 5 × 5 × 5 × 5 Step 2: Count the factors. There are 4 factors of 5. Answer: 5^4…

Card 6Exponential form of numbers

Express 32 in exponential form.

Answer

Step 1: Write 32 as repeated equal factors. 32 = 2 × 2 × 2 × 2 × 2 Step 2: Count the factors. There are 5 factors of 2. Answer: 2^5…

Card 7Powers with zero

Evaluate 0 × 8^2.

Answer

Step 1: Find the power first. 8^2 = 8 × 8 = 64 Step 2: Multiply by 0. 0 × 64 = 0 Answer: 0…

Card 8Fractional powers

Evaluate (2/5)^3.

Answer

Step 1: Expand the fraction power. (2/5)^3 = (2/5) × (2/5) × (2/5) Step 2: Multiply numerators and denominators. = (2 × 2 × 2) / (5 × 5 × 5) = 8/125 Answer: 8/125…

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Frequently Asked Questions

What are the important topics in Exponents for ICSE Class 7 Mathematics?
Key topics in Exponents include Basic Idea of Exponents, Exponential Form of Numbers, Laws of Exponents, Zero Index, Negative Index, and Roots. Study these first, then practise questions on each for Class 7 exams.
How many flashcards are available for Exponents?
There are 30 flashcards for Exponents covering key definitions, facts and ideas. A few sample cards are shown on this page.
How should I revise Exponents for Class 7 exams?
Learn the core ideas first, then work through the 45 practice questions on Exponents. Revise definitions regularly and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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