แบบทดสอบหลังเรียน บทที่ 2
| 1. 1111 + 1111 = |
| |
1. 222 |
2. 2222 |
| |
3. 22222 |
4. 1111 |
| |
|
|
| 2. 2541 + 7841 = |
| |
1. 10382 |
2. 13038 |
| |
3. 18303 |
4. 10832 |
| |
|
| 3. 5425 + 4427 = |
| |
1. 9952 |
2. 9862 |
| |
3. 9852 |
4. 9842 |
| |
|
|
| 4. 8535 + 5629 = |
| |
1. 11446 |
2. 14164 |
| |
3. 16441 |
4. 16414 |
| |
|
|
| 5.5050 + 8226 = |
| |
1. 14476 |
2. 12000 |
| |
3. 13000 |
4. 13276 |
| |
|
|
| 6. 6988 + 9180 = |
| |
1.16168 |
2.16861 |
| |
3.11686 |
4.18661 |
| |
|
| 7. 7657 - 5545 = |
| |
1.2112 |
2.1122 |
| |
3.2121 |
4.2211 |
| |
|
|
| 8. 9600 - 4502 = |
| |
1. 4098 |
2.5098 |
| |
3.4980 |
4.5980 |
| |
|
| 9.6545 - 3529 = |
| |
1.302+ |
2.3016 |
| |
3.4016 |
4.5016 |
| |
|
| 10. 8074 - 6336 = |
| |
1.1738 |
2.1378 |
| |
3.1873 |
4.1838 |
| |
|
| 11. 1254 – 1028 = |
| |
1. 206 |
2. 226 |
| |
3.262 |
4. 236 |
| |
|
|
| 12. 6854 + 7009 = |
| |
1. 18363 |
2. 33863 |
| |
3. 23863 |
4. 13863 |
| |
|
|
| 13. 2238 + 7745 = |
| |
1.9983 |
2.9893 |
| |
3.3899 |
4.8993 |
| |
|
| 14. 9216 - 7129 = |
| |
1.2007 |
2.2087 |
| |
3.2187 |
4.2287 |
| |
|
| 15. 6958 - 2602 = |
| |
1.3456 |
2.4365 |
| |
3.4356 |
4.6543 |
| |
|
|
| 16. 4015 - 2325 = |
| |
1.1690 |
2.1590 |
| |
3.1490 |
4.1390 |
| |
|
|
| 17. ข้อใดต่อไปนี้ถูกต้อง |
| |
1. 1122 + 2345 = 3466 |
|
| |
2. 2120 + 2340 = 4460 |
|
| |
3. 5420 – 2420 = 2990 |
|
| |
4. 6580 – 3240 = 3350 |
|
| |
|
|
| 18. ข้อใดต่อไปนี้ถูกต้อง |
| |
1. 1234 + 6789 = 8023 |
|
| |
2. 1233 +4321 = 5320 |
|
| |
3. 1909 – 1205 = 708 |
|
| |
4. 9899 – 7866 = 2003 |
|
| |
|
|
| 19. ข้อใดต่อไปนี้ ไม่ ถูกต้อง |
| |
1. 2350 – 1230 = 1120 |
|
| |
2. 4545 – 2540 = 2005 |
|
| |
3. 3540 + 1237 = 4787 |
|
| |
4. 3450 – 2150 = 1300 |
|
| |
|
|
| 20. ข้อใดต่อไปนี้ ไม่ ถูกต้อง |
| |
1. 2244 + 1212 = 3456 |
|
| |
2. 6789 - 3456 = 3333 |
|
| |
3. 5555 – 2310 = 3245 |
|
| |
4. 9999 – 6543 = 2346 |
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