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                                    202 Arrow-Puffin-3_Semester-1 MathsII. Make the greatest number of 4 digits using the given digits.a. 6531 b. 4310 c. 8652 d. 9652 e. 6431 f. 8651III. Make the smallest number of 4 digits using the given digits.a. 4058 b. 2346 c. 6078 d. 1057 e. 2459 f. 1347Let's Practise 2.10I. Round the number to the nearest ten. 80, 50, 30, 50, 70, 100II. Round the number to the nearest hundred. 300, 500, 500, 100, 900, 600III. Round the number to the nearest thousand. 7000, 9000, 5000, 5000, 3000, 1000 Let's Solve1. 4218, 4219, 4220, 4221 2. 3000, 4000, 5000, 6000 3. 1000 4. thousand5. 1000 6. 9999 7. place value 8. face value 9. tens 10. 435811. 5, 1 , 6, 8 12. 0 Fun with Maths1. 1800, 2500, 4000, 4400 2. Tamil Medium School 3. Hindi Medium School 4. English Medium School3. ADDITION AND SUBTRACTIONLet's Practise 3.1I. Add the following.1. 2783 2. 4227 3. 5033 4. 7623 5. 33806. 1527 7. 9123 8. 8218 9. 6623 10. 8000II. Add the following numbers mentally.a. 50 b. 150 c. 700 d. 1300 e. 500 f. 900 g. 200 h. 80i. 900 j. 900Let's Practise 3.2 Add the following numbers.1. 4048 2. 6357 3. 4299 4. 8975 5. 9939 6. 81897. 9777 8. 8789 9. 7589 10. 6607 11. 8849Let's Practise 3.3 Add the following numbers.1. 8949 2. 4444 3. 7999 4. 6666 5. 5895 6. 6994 7. 4237 8. 8428 9. 3837Let's Practise 3.4 Add the following numbers.1. 7113 2. 6311 3. 2422 4. 5323 5. 5096 6. 98497. 7629 8. 9301 9. 8075 10. 9875 11. 6813 12. 388113. 5339 14. 6763 15. 9911 16. 8531 17. 5562 18. 570219. 5991 20. 8212 21. 3422 22. 8300 23. 3868 24. 8118Let's Practise 3.5 Arrange the given numbers in a vertical order and add.2. 4230 3. 4154 4. 4300 5. 6211 6. 6552Let's Practise 3.6 Find the sum. 1. 8511 2. 9039 3. 9111 4. 9503 5. 6498 6. 5158 Maths in Real life2. 8068 3. 6810 4. 3007 5. 5450 6. 4055 7. 26038. 8874 9. 7562 10. 3135Let's Practise 3.7%u0009 I.%u0009 Round the addends to the nearest hundred and estimate the sum. Also find the actual sum.1. ES : 200 + 400 = 600 2. ES : 500 + 300 = 800 3. ES : 400 + 500 = 900 AS : 572 AS : 783 AS : 815
                                
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