MEDIUM
6th CBSE
IMPORTANT
Earn 100

Find the factors of 20 using the activity method.

Important Questions on Playing with Numbers

EASY
6th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 3 - Playing with Numbers>EXERCISE 3.2>Q 1
Write all the prime numbers between 50 and 100.
EASY
6th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 3 - Playing with Numbers>EXERCISE 3.2>Q 2
Write all the even numbers between 40 and 60. 
EASY
6th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 3 - Playing with Numbers>EXERCISE 3.2>Q 3
Write all the odd numbers less than 20. 
HARD
6th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 3 - Playing with Numbers>EXERCISE 3.2>Q 4
Write all the twin primes between 1 and 100. 
MEDIUM
6th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 3 - Playing with Numbers>EXERCISE 3.2>Q 5
Write down separately the prime and composite numbers less than 30.
MEDIUM
6th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 3 - Playing with Numbers>EXERCISE 3.2>Q 6

Express the following as a sum of two or more prime numbers:

 15

MEDIUM
6th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 3 - Playing with Numbers>EXERCISE 3.2>Q 6

Express the following as a sum of two or more prime numbers:

 13

MEDIUM
6th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 3 - Playing with Numbers>EXERCISE 3.2>Q 6

Express the following as a sum of two or more prime numbers:

 37