EASY
6th CBSE
IMPORTANT
Earn 100

Special Number 'zero'

  • Write multiples of '0' (zero)?
  • Do you think 1 is a multiple of zero?
  • How many multiples does '0' have?

Important Questions on Playing With Whole Numbers

EASY
6th CBSE
IMPORTANT

Every even number greater than 4 can be expressed as the sum of two prime numbers.

For example: 6=3+3, 8=5+3, 10=7+3=5+5

12=5+7, 14=11+3=7+7

Can you further express 18, 20, 22, 24, 26, 28 as the sum of two prime numbers?

EASY
6th CBSE
IMPORTANT
Can we say that any two consecutive numbers are always co-prime?
EASY
6th CBSE
IMPORTANT
The numbers, which are not multiples of 2, are
EASY
6th CBSE
IMPORTANT
An example of twin primes is
EASY
6th CBSE
IMPORTANT
Sum of two prime numbers is
EASY
6th CBSE
IMPORTANT
A prime number has at the most
EASY
6th CBSE
IMPORTANT
Write down all the prime numbers between: 10 and 19
EASY
6th CBSE
IMPORTANT
Write down all the prime numbers between: 16 and 27