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Lesson 14: Percent Error.....................................................................85 Lesson 15: Error Intervals...................................................................90 Lesson 16: Posing Percentage Problems..........................................95
nit 5: ational mber rit metic
Lesson 1: Inter reting egative mbers.....................................101 Lesson : anging em erat res.................................................10 Lesson : anging Elevation..........................................................114 Lesson 4: one an ebts.............................................................1 Lesson 5: e resenting btraction..............................................1 8 Lesson 6: btracting ational mbers......................................1 5 Lesson : ing an btracting to olve Problems.................141 Lesson 8: Position ee an irection.......................................148 Lesson 9: lti l ing ational mbers.......................................155 Lesson 10: lti l ..........................................................................164 Lesson 11: ivi ing ational mbers..........................................168 Lesson 1 : egative ates ..............................................................1 4 Lesson 1 : E ressions it ational mbers..........................180