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Chapter 4 – Math Witnessing Video
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p. 81: “Subtract -3/8” should read “Subtract 3/8”.
p. 42 – Prime number wording should include the word “evenly.”
“Whole numbers that can’t be evenly divided by any whole number but themselves and 1.”
p. 50 – On both of the maps, -160o should read -150o.
p. 55 – In the first example, “Remember, UTC-0:300…” should be “Remember, UTC-03:00.”
p. 259 – In the words of the example, it should say “greater than 0” rather than “greater than or equal to 0.”
Student Workbook/Teacher Guide
p. 76 (Worksheet 5.3B), problem 3b
Question should say “travel 15 miles” as opposed to “travel 5 miles.”
p. 164, question 5
Questions b. and c. referring back to 4a should read to refer back to 5a.
p. 381 (Answers for Worksheet 10.5), problem 1d
Answer should be x < 55o F.
p. 381 (Answers for Worksheet 10.5), problem 2d
Answer should be x ≤ 95.
p. 420, problem 3a
The column in the table labeled b should be -600, 0, 600; the column in the table labeled p should be -300, 0, 300.
Quiz 1 (p. 413), problem 3b
The answer should read 8,064 cubic inches, not square inches.
Quiz 4 (p. 414), problem 2a
The answer should read 120 cubic feet, not square feet.
Test 1 (p. 347), problem g
The answer key addresses the question “How many cubit feet is the cylinder portion of these 4 silos if the cylinder portion of each one has a radius of 6 ft and a height of 32 ft?”
As the question is worded currently, the answer (p. 418) should include an additional step:
Bushels in all 4 cylinders = 14,469.12 ft3 • 12 in/1 ft • 12 in/1 ft • 12 in/1 ft • 1 bushel/2,150.42 in3 = 11,626.86 bushels
Note: The conversion between bushels and cubic feet is found on p. 430.
Clarification on Quizzes and Tests:
When students are told they can consult reference sheets, they are allowed to consult any reference sheet (p. 423-433) even if fewer page numbers are listed.