Page 57 - Basic College Mathematics with Early Integers

34 C HAPTE R 1 I THE WHOLE NUMBERS

37. 50,000 - 17,289 38. 40,000 - 23,582 39. 7020 - 1979

40. 6050 - 1878 41. 51,111 - 19,898 42. 62,222 - 39,898

Objective Solve. See Examples 5 and 6.

43. Subtract 5 from 9. 44. Subtract 9 from 21.

45. Find the difference of 41 and 21. 46. Find the difference of 16 and 5.

47. Subtract 56 from 63. 48. Subtract 41 from 59.

49. Find 108 less 36. 50. Find 25 less 12.

51. Find 12 subtracted from 100. 52. Find 86 subtracted from 90.

53. Professor Graham is reading a 503-page book. If she 54. When a couple began a trip, the odometer read
has just finished reading page 239, how many more 55,492.When the trip was over, the odometer read
pages must she read to finish the book? 59,320. How many miles did they drive on their trip?

55. In 2002, the hole in the Earth’s ozone layer over 56. Bamboo can grow to 98 feet while Pacific giant kelp
Antarctica was about 22 million square kilometers in (a type of seaweed) can grow to 197 feet. How much
size. In 2008, the hole had grown to 25 million square taller is the kelp than the bamboo?
kilometers. By how much did the hole grow from
2002 to 2008? (Source: U.S. Environmental
Protection Agency EPA)

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Bamboo Kelp