Subtraction For Class 3
- 1. Shaheed Bir Uttam Lt. Anwar Girls College Class: Three Subject: Mathematics Chapter : One
- 2. Subtraction
- 3. Learning Outcomes Students able to Calculate subtraction of three digit (without carrying) Calculate subtraction of three digit (with carrying) Calculate subtraction of four digit (without carrying) Calculate subtraction of four digit (with carrying)
- 4. Subtraction of three digit (without carrying) Let us calculate: 678 -347 573-321=? 6 7 8 4 7 3 3 1 3- Ans:331 5 7 3 3 1 52 22 =- Ans:252
- 5. Subtraction of three digit (with carrying) 4 5 8 7 3 1 8 5 2- Ans:185 Ones Place:8-3=5 Tens Place:15-7=8 Hundreds Place:4-3=1 Let us calculate: 458 -273 458 -273
- 6. Subtraction of four digit (without carrying) Let us calculate: 6483 -4131 4100-2100=? 6 4 8 3 4 1 3 1 2 3 5 2 - Ans:2352 Ans:2000 1 0 0 1 0 00 00 =- 2 24
- 7. Subtraction of three digit (with carrying) Let us calculate: 458 -273 7204 -4817 7 2 0 4 4 8 1 7 2 3 8 7 - Ans:2387 Ones Place:14-7=7 Tens Place:9-1=8 Hundreds Place:11-8=3 Thousands Place:6-4=2
- 8. Word Problem Luna has tk 2650 and Suma has tk 1230. How many more tk does Luna has? Solution: Luna Has 2650 taka Suma has (-)1230 taka Luna has more 1420 taka
- 9. Group Work Group A Do the following calculation in a chart paper. 573 8737 -342 -2856 Group B Do the following calculation in a chart paper. 457 7634 -268 -4512
- 10. Home Work Calculate: A. 601 B. 5931-3595= - 58 Word problem: Mr. A. Karim went to market with taka 1250. He spent tk 960. How many taka remained with him?
- 11. Thank You