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Past Exam for MAT 060 - Pre-Algebra at Red Rocks Community College (RRCC)

Exam Information

Material Type:Final
Professor:Staff
Class:MAT 060 - Pre-Algebra
Subject:Math
University:Red Rocks Community College
Term: 2003
Keywords:
  • Substitution
  • Mixed Number
  • Improper Fraction
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Page 1 of 7 ACCUPLACER Study Guide for MAT 060 I. Percents Changing Decimals to Percents Move the decimal point two places to the right and attach a percent sign. Example 1: . 35 = 35% Example 2: . 04 = 4% Example 3: . 7 = 70% Changing a Percent to a Decimal Move the decimal point two places to the left and get rid of the percent sign. Example 1: 32% = .32 Example 2: 3% = .03 Example 3: 90% = .9 Convert from a Fraction to a Percent Example: Convert 58 to a percent. Divide the denominator into the numerator to get a decimal. Convert this to a percent. .6258 5.000 .625 62.5%?? Convert a Percent to a Fraction Example: Convert 85% to a fraction Put the percentage over 100 and reduce to lowest terms. 85 100 5 5 = 17 20 Finding the Percent of a Value Example: What is 21% of 350? Multiply the decimal form of the percentage by the value. . 21 350 = 73.5 Page 2 of 7 Basic Percentage Word Problems Example 1: 9 is what perc...
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