Number Systems
Real numbers, rational/irrational numbers, Euclid's division lemma and laws of exponents.
Test yourself on Number Systems
5 practice questions for NSEJS with instant answers — no signup, ~3 minutes.
Study notes are still being prepared.
Don't wait — Shishya can teach you this topic right now, on demand.
Ask Shishya to teach this →Need more? Ask Shishya
Shishya is your personal tutor for this topic. Pick a starter or open a free chat.
- Go deeper on this topicGo deeper on Number Systems for NSEJS — examples and edge cases I should know.
- Show me exam shortcutsGive me 3 fastest shortcuts to solve Number Systems questions in the exam.
- What mistakes should I avoid?What are the most common mistakes students make on Number Systems? How do I avoid them?
- Quiz me adaptivelyQuiz me on Number Systems — start with one easy question, then go harder based on how I answer.
Practice this topic
Take a full mock →Q1 · Number Systems · EASY
Which of the following numbers is irrational?
Q2 · Number Systems · EASY
Using Euclid's division lemma, when 455 is divided by 42, what is the remainder?
Q3 · Number Systems · EASY
Simplify: (2^5 × 3^2 × 5)/(2^3 × 3^4)
Q4 · Number Systems · MEDIUM
Find the HCF of 306 and 657 using Euclid's division algorithm.
Q5 · Number Systems · MEDIUM
If √5 = 2.236, then the value of (√5 - 1)/(√5 + 1) after rationalizing is approximately: