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