PDF chapter test TRY NOW
Methodical recommendation:
Theory
| Number | Name | Description |
|---|---|---|
| 1. | Factors of a number | Learn what are factors of a number. |
| 2. | Finidng factors | Learn to find the factors of a number. |
| 3. | Multiples of a number | Learn about multiples of a number with some examples. |
| 4. | Prime number | Learn to find the prime numbers from the natural number system. |
| 5. | Composite number | Learn to find the composite numbers from the natural number system. |
| 6. | Eratosthenes sieve method | Use the Eratosthenes sieve method to find the prime numbers. |
| 7. | Perfect number, co-prime number and twin primes | Learn about perfect numbers, co-prime numbers and the twin primes. |
Practice Questions
| Number | Name | Type | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| 1. | Select the correct answer | 1st type - receptive | easy | 2 m. | Test your conceptual understanding level on prime, composite numbers, factors and multiples. |
| 2. | Calculate the first five multiples | 1st type - receptive | easy | 2 m. | Practice to find the first five multiples of a given number. |
| 3. | Match column I items to column II items | 2nd type - interpretation | easy | 5 m. | Try to match column I items with column II items of multiples provided |
| 4. | Find all the factors | 2nd type - interpretation | medium | 4 m. | Practice to find the factors of the given number. |
| 5. | Write down all required multiples | 2nd type - interpretation | medium | 3 m. | Practice to find the multiples of a given number. |
| 6. | Express the number as sum of odd primes | 3rd type - analysis | medium | 5 m. | Practice to express the given number as the sum of two odd primes. |
| 7. | Check the number is prime or not | 3rd type - analysis | hard | 4 m. | Practice to find the given number is prime or not. |
| 8. | Find the required primes | 3rd type - analysis | hard | 6 m. | Practice to find the sum of odd primes and express the list of prime numbers. |
| 9. | State whether the declaration is true or false | 3rd type - analysis | hard | 4 m. | Check whether the given statements are true or false. |
| 10. | Write seven consecutive composite number less than 100 | 1st type - receptive | easy | 4 m. | All seven consecutive composite numbers less than 100 should be written |
Questions for Teacher Use
| Number | Name | Type | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| 1. | List out the required pair of prime numbers | Other | medium | 5 m. | Determine the pair of prime numbers whose digits are same. |
| 2. | Find five pairs of numbers for the condition given | Other | medium | 5 m. | Predict the five pairs of prime numbers whose sum is divisible by '5'. |
| 3. | Arrange the prime number and odd prime numbers in order | Other | medium | 6.4 m. | Order the prime numbers from the given list of numbers. |
| 4. | Find the multiples | Other | easy | 2 m. | Practice to find the first five multiples of a given number. |
| 5. | Factors of a number | Other | medium | 2 m. | Practice to find the factors of the given number. |
| 6. | Prime number | Other | hard | 2 m. | Practice to find the sum of odd primes and express the list of prime numbers. |
| 7. | Find the prime factors | Other | easy | 2 m. | Practise to find the prime factors of the given number. |
| 8. | Find the prime factors | Other | easy | 2 m. | Practise to find the prime factors of the given number. |
| 9. | Evaluate the common multiples | Other | medium | 2 m. | Practice problem to find the common multiples of two or more numbers. |
Tests
| Number | Name | Recomended time: | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| 1. | Training test | 00:15:00 | medium | 2 m. |
Periodic assessments
| Number | Name | Recomended time: | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| 1. | Homework | 00:20:00 | hard | 7 m. | |
| 2. | Homework | 00:20:00 | hard | 4 m. | |
| 3. | Progress test | 00:20:00 | hard | 4 m. | |
| 4. | Periodic Assessment | 00:20:00 | medium | 12 m. | PA 1 |
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