PDF chapter test TRY NOW
Methodical recommendation:
Theory
| Number | Name | Description |
|---|---|---|
| Number 1. | Name What is estimation | Description Learn about estimation and its uses. |
| Number 2. | Name Estimate to the nearest tens by rounding off | Description Learn how to estimate the numbers to nearest tens place. |
| Number 3. | Name Estimate to the nearest hundreds by rounding off | Description Learn how to estimate the number to nearest hundreds. |
| Number 4. | Name Estimate to the nearest thousands by rounding off | Description Learn how to estimate the number to nearest thousands. |
| Number 5. | Name Estimating the outcomes | Description Discuss about estimation of outcomes of numbers. |
| Number 6. | Name Estimating the sum or difference | Description Let us understand how to estimate the sum and difference |
| Number 7. | Name Estimate the products or quotients | Description Understand how estimation is done for multiplication and division. |
Textbook Questions
| Number | Name | Type | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| Number 1. | Name Multiple choice questions | Type Other | Difficulty easy | Marks 4 m. | Description Select the correct choice for the given questions. |
| Number 2. | Name Fill in the blanks | Type Other | Difficulty easy | Marks 3 m. | Description Check your understanding skills in the concept of rounding off numbers. |
| Number 3. | Name Say true or false | Type Other | Difficulty easy | Marks 3 m. | Description Check whether the given statements are correct or not. |
| Number 4. | Name Two mark example problems | Type Other | Difficulty easy | Marks 4 m. | Description Try to round off the given numbers. |
| Number 5. | Name Two mark exercise problems I | Type Other | Difficulty easy | Marks 4 m. | Description Apply the concept of rounding off the numbers. |
| Number 6. | Name Two mark exercise problems II | Type Other | Difficulty easy | Marks 6 m. | Description Apply the concept of rounding off the numbers. |
| Number 7. | Name Three mark example problems I | Type Other | Difficulty medium | Marks 6 m. | Description Try to find the estimated number. |
| Number 8. | Name Three mark example problems II | Type Other | Difficulty medium | Marks 3 m. | Description Check your understanding skills in the concept of estimation of numbers. |
| Number 9. | Name Three mark exercise problems I | Type Other | Difficulty medium | Marks 6 m. | Description Try to answer the given questions. |
| Number 10. | Name Three mark exercise problems II | Type Other | Difficulty hard | Marks 6 m. | Description Try to answer the given questions. |
| Number 11. | Name Three mark exercise problems III | Type Other | Difficulty hard | Marks 3 m. | Description Check your understanding skills in the estimation of numbers. |
| Number 12. | Name Three mark exercise problems IV | Type Other | Difficulty hard | Marks 0 m. | Description Try to answer the given questions. |
Practice Questions
| Number | Name | Type | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| Number 1. | Name Rounding off to nearest tens and hundreds | Type Other | Difficulty easy | Marks 3 m. | Description Practice a problem on estimating the numbers to nearest tens and hundreds by its rule. |
| Number 2. | Name Fill in the nearest hundreds and thousands | Type Other | Difficulty easy | Marks 3 m. | Description Practice a problem on rouding off the number to nearest ten thousand and lakhs. |
| Number 3. | Name Check and say true or false | Type Other | Difficulty easy | Marks 2 m. | Description Try to estimate the value and choose the correct option. |
| Number 4. | Name Estimate the sum | Type Other | Difficulty easy | Marks 3 m. | Description Practice a problem on finding estimated sum. |
| Number 5. | Name Calculate the difference in population | Type Other | Difficulty easy | Marks 3 m. | Description Apply the concept of estimation and find the difference. |
| Number 6. | Name Determine the quotient | Type Other | Difficulty easy | Marks 3 m. | Description Apply the concept of estimation to find the quotient of numbers. |
| Number 7. | Name Determine the reasonable estimation (sum) | Type Other | Difficulty medium | Marks 4 m. | Description Select the meaningful estimation and hence determine the estimated sum. |
| Number 8. | Name Choose the reasonable estimation (product) | Type Other | Difficulty medium | Marks 4 m. | Description Select the meaningful estimation and hence determine its product. |
| Number 9. | Name Calculate estimated sum and difference of two numbers | Type Other | Difficulty medium | Marks 4 m. | Description Practice problem on finding sum and difference of two numbers. |
| Number 10. | Name Find the number with the help of its estimated value | Type Other | Difficulty medium | Marks 4 m. | Description Apply the procedure of finding estimated value in reverse and get the number. |
| Number 11. | Name Find the estimated cost | Type Other | Difficulty medium | Marks 4 m. | Description Apply the general rule of estimation and find the cost. |
| Number 12. | Name Caculate the estimated amount received | Type Other | Difficulty medium | Marks 4 m. | Description Apply the general rule and estimate the cost for each people. |
| Number 13. | Name Determine nearest 10, 100, 1000 | Type Other | Difficulty hard | Marks 5 m. | Description Rounding off the provided numbers to tens, hundreds and thousands places. |
| Number 14. | Name Estimate the sum and find the difference of acual and estimated value | Type Other | Difficulty hard | Marks 5 m. | Description Caculate estimated total amount deposited and verify with actual amount. |
| Number 15. | Name Estimate by general rule | Type Other | Difficulty hard | Marks 5 m. | Description Apply the general rule for estimation and find the product values. |
Key Questions for School Exam Preparation
| Number | Name | Type | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| Number 1. | Name Round off to the nearest integer | Type Other | Difficulty easy | Marks 2 m. | Description Apply the concept of rounding off the numbers. |
| Number 2. | Name Find the estimated value | Type Other | Difficulty medium | Marks 3 m. | Description Try to find the estimated number. |
Questions for Teacher Use
| Number | Name | Type | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| Number 1. | Name Fill in the nearest ten thousand and lakh | Type Other | Difficulty easy | Marks 3 m. | Description Practice problem on finding nearest ten thousand and lakh. |
| Number 2. | Name Product the numbers by estimation | Type Other | Difficulty easy | Marks 3 m. | Description Use the general rule and estimate the product. |
| Number 3. | Name Perform subtraction by estimation | Type Other | Difficulty easy | Marks 3 m. | Description Apply general rule for estimation and find the difference of two numbers. |
| Number 4. | Name Estimate the product of numbers | Type Other | Difficulty medium | Marks 3 m. | Description Practice problem on estimation of numbers and product it by using general rule. |
| Number 5. | Name Rounding the number to nearest lakh | Type Other | Difficulty medium | Marks 4 m. | Description Apply the general rule and express the given number in nearest lakh. |
| Number 6. | Name Rounding off the number to given rule | Type Other | Difficulty hard | Marks 4 m. | Description Estimate the numbers to nearest tens, hundredss, lakhs and crores by using general rule. |
| Number 7. | Name Determine the sum and difference of numbers | Type Other | Difficulty hard | Marks 5 m. | Description Estimate sum, difference as per the rule given and check it is reasonable. |
| Number 8. | Name Round off the numbers | Type Other | Difficulty easy | Marks 2 m. | Description Try to round off the given numbers. |
| Number 9. | Name Estimate the sum | Type Other | Difficulty easy | Marks 1 m. | Description Practice a problem on finding estimated sum. |
Periodic assessments
| Number | Name | Recomended time: | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| Number 1. | Name Homework I | Recomended time: 00:15:00 | Difficulty easy | Marks 8 m. | Description |
| Number 2. | Name Homework II | Recomended time: 00:15:00 | Difficulty easy | Marks 8 m. | Description |
| Number 3. | Name Homework III | Recomended time: 00:15:00 | Difficulty easy | Marks 9 m. | Description |
| Number 4. | Name Homework IV | Recomended time: 00:15:00 | Difficulty easy | Marks 9 m. | Description |
| Number 5. | Name Homework V | Recomended time: 00:20:00 | Difficulty medium | Marks 10 m. | Description |
| Number 6. | Name Homework VI | Recomended time: 00:20:00 | Difficulty medium | Marks 10 m. | Description |
| Number 7. | Name Revision test I | Recomended time: 00:20:00 | Difficulty medium | Marks 12 m. | Description |
| Number 8. | Name Revision test II | Recomended time: 00:20:00 | Difficulty medium | Marks 12 m. | Description |
| Number 9. | Name Revision test III | Recomended time: 00:25:00 | Difficulty hard | Marks 12 m. | Description |
| Number 10. | Name Revision test IV | Recomended time: 00:25:00 | Difficulty hard | Marks 12 m. | Description |
| Number 11. | Name Revision test V | Recomended time: 00:25:00 | Difficulty hard | Marks 15 m. | Description |
| Number 12. | Name Revision test VI | Recomended time: 00:30:00 | Difficulty hard | Marks 17 m. | Description |
| Number 13. | Name Periodic Assessment | Recomended time: 00:10:00 | Difficulty medium | Marks 4 m. | Description PA1 |
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