# Prealgebra: A Text Workbook (6th Edition) by Charles P. McKeague

By Charles P. McKeague

Pat McKeague's 6th version of PREALGEBRA is the booklet for the trendy scholar such as you. Like its predecessors, the 6th version is obvious, concise, and sufferer in explaining the recommendations. This re-creation includes 1000's of recent and up-to-date examples and functions, a remodel that comes with cleanser portraits and photographs (some from Google Earth) that let you see the relationship among arithmetic and your global. This comprises references to modern subject matters like gasoline costs and a few of state-of-the-art such a lot ahead pondering businesses like Google.

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Extra resources for Prealgebra: A Text Workbook (6th Edition)

Example text

90 Ϫ 21 21. 74 Ϫ 69 22. 31 Ϫ 28 23. 51 Ϫ 18 24. 64 Ϫ 58 25. 329 Ϫ 234 26. 518 Ϫ 492 27. 348 Ϫ 196 28. 759 Ϫ 661 29. 30. 31. 32. 932 Ϫ 658 33. 905 Ϫ 597 34. Ϫ 367 37. 4,583 Ϫ 2,973 895 804 Ϫ 159 35. Ϫ 238 38. 7,849 Ϫ 2,957 647 600 Ϫ 199 36. Ϫ 437 39. 79,040 Ϫ 32,957 842 800 Ϫ 342 40. 86,492 Ϫ 78,506 37 38 Chapter 1 Whole Numbers A Complete the following tables. 41. 43. First Number a Second Number b 25 24 23 22 15 16 17 18 First Number a Second Number b 400 400 225 225 256 144 144 81 The Difference of a and b a–b The Difference of a and b a–b 42.

10,080,000 gallons of oil. How much more oil was spilled in the 1989 disaster? 73. Wind Speeds On April 12, 1934, the wind speed on top of 74. Concert Attendance Eleven thousand, seven hundred ﬁfty- Mount Washington was recorded at 231 miles per hour. two people attended a recent concert at the Pepsi When Hurricane Katrina struck on August 28, 2005, the Arena in Albany, New York. If the arena holds 17,500 highest recorded wind speed was 140 miles per hour. people, how many empty seats were there at the How much faster was the wind on top of Mount concert?

3 ϩ 9) ϩ 1 c. 6 ϩ (8 ϩ 2) d. 4 ϩ (9 ϩ n) The associative property of addition indicates that we are free to regroup the numbers in a sum without changing the result. a. (5 ϩ 6) ϩ 7 ϭ 5 ϩ (6 ϩ 7) b. (3 ϩ 9) ϩ 1 ϭ 3 ϩ (9 ϩ 1) c. 6 ϩ (8 ϩ 2) ϭ (6 ϩ 8) ϩ 2 d. 4 ϩ (9 ϩ n) ϭ (4 ϩ 9) ϩ n The commutative and associative properties of addition tell us that when adding whole numbers, we can use any order and grouping. When adding several numbers, it is sometimes easier to look for pairs of numbers whose sums are 10, 20, and so on.