Fraction part word problems

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Fraction part word problems

  1. 1. F∙A=B
  2. 2. EXAMPLE: Five eighths of the gnomes who lived in the magic forest had happy faces. If 840 gnomes had happy faces, how many gnomes lived in the magic forest. SOLUTION: Change the wording of this problem 5 of what number is 840? 8
  3. 3. Remember “of” refers to: " "and “is” corresponds to “=“ 5 A 840 8 8 5 8 A 840 5 8 5 840 8 6720 A 1 5 5 A 1344
  4. 4. SO…… 1344 gnomes lived in the forest. If 840 had happy faces, then 504 did not have happy faces
  5. 5. EXAMPLE: 4 On Monday times the acceptable number of rock badgers 2 5 took refuge in the mountain caves. If 640 was the acceptable number, how many rock badgers took refuge in the mountain caves on Monday? SOLUTION: Restate the problem 4 2 5 of 640 is what number?
  6. 6. Change to improper fraction 4 14 2 B 5 5 14 640 8960 B 5 1 5 1792 B
  7. 7. Thus….. A total of 1792 rock badgers took refuge in the mountain caves on Monday
  8. 8. EXAMPLE: When the fog lifted, 400 ghosts were spied skulking near the outskirts. If 240 ghosts were not spied, what fraction of the ghosts was not spied. SOLUTION: Restate the problem What fraction of 640 is 240?
  9. 9. Solution F 640 240 F 640 240 640 640 3 F 8
  10. 10. Thus… 3 8 of the ghosts were not spied

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