เฉลยแบบทดสอบหลังเรียน

แบบทดสอบหลังเรียน (Posttest)

1. 8923 + 741
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2. 9856 + 7456
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3. 9856 + 6788
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4. 37899 + 6891
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5. 8911 + 56
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6. 9800 – 7878
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7. 9632 – 46
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8. 9900 – 802
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9. 7653 – 984
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10. 300000 – 999
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11. นาย A มีเงิน มากกว่านาย B 500 บาท ถ้านาย A มีเงิน 8,999 บาท นาย B จะมีเงินเท่าใด
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12. รถแทร็กเตอร์ราคา 350,999 บาท ราคาแพงกว่า รถมอเตอร์ไซค์อยู่ 21,000 บาท รถมอเตอร์ไซค์ราคาเท่าไหร่
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13. ประชากรหมู่บ้านหนึ่งมีประชากรชายมากกว่าประชากรหญิงอยู่ 500 คน ซึ่งประชากรหญิงมีทั้งหมด 7,890 คน ประชากรชายมีทั้งหมดเท่าใด
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14. น้องพีมีเงินมากกว่าน้องพาย อยู่ 700 บาท น้องพีมีเงิน 900 บาท น้องพายจะมีเงินกี่บาท
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15. หนังสือเล่มหนึ่งราคา 500 บาท ซื้อทั้งหมดสามเล่มเป็นเงินกี่บาท
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16. ต้นไม้ต้นหนึ่งสูง 500 เซนติเมตร ต้องการสร้างบ้านเลยตัดมาทำบ้าน โดยตัดต้นไม้มา 450 เซนติเมตร จะเหลือตอไม้สูงกี่เมตร
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กำหนดให้นักเรียนสร้างโจทย์ปัญหาจากคำตอบที่กำหนดให้(17 - 20)
17. 2,500
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18. 451
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19. 898
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20. 7,700
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