CAHSEE Math Problem of the Day - Week 2

CAHSEE Math Problem of the Day - Week 2Teacher Notes• Have students do the CAHSEE released test item on Day 3 of the student CAHSEEMath Problem of the Day -- Week 2 worksheet.(CAHSEE Math Released Item 51)Answer:1. Add up the percents of students who got either and A or B. 15% + 10% = 25%2. 25% is the same as ¼ (Think: a quarter is 25 cents or ¼ of a dollar)3. To determine the number of students who received As or Bs take ¼ of the totalnumber of students (40)¼ x 40 = 10ANSWER: The correct answer is B.Laura Westermeier, Ed.D. Fall 2007SAUSD, Educational Services Week 2 – Teacher - Page 6 of 9

CAHSEE Math Problem of the Day - Week 2Teacher NotesWeek Week 2 – Day 4Concept/Skill Venn DiagramStandard 7.SP:1.1 Know various forms of display for data sets, including a stemand-leafplot or box-and-whisker plot; use the forms to display a singleset of data or to compare two sets of data.Materials CAHSEE Math Released Item #55Day 4Review that Venn Diagrams are used to compare groups. Venn diagrams are made oftwo circles that overlap. Each circle contains the members of a group. The part of the circles thatoverlap show the members that are in both groups.Students need to determine what the question is asking. They should look for wordslike:• both meaning found in the space between the circles• only meaning inside of one circle but not found in the space between the circles• total means you need to add the number in the circle and between the circlesStudents should look at each answer choice and use the Venn diagram to determine if thechoice is true or false.Have students do the guided practice on Day 4 of the student CAHSEE Math Problemof the Day -- Week 2 worksheet.How many girls are only on the track team?A 6A. The 6 refers to girls in _Soccer_ andB 31_Track_ so A is _False__.C 37B. The 31 refers to girls that are only in_Track___ so B is _True____.D 55C. The 37 refers to all of the girls in Trackincluding those in Soccer so C is _False_.D. The 55 refers to all of the girls in Soccerand Track so D is _False_.The correct answer is ___B_____.Laura Westermeier, Ed.D. Fall 2007SAUSD, Educational Services Week 2 – Teacher - Page 7 of 9

CAHSEE Math Problem of the Day - Week 2Teacher Notes• Have students do the CAHSEE released test item on Day 4 of the student CAHSEEMath Problem of the Day -- Week 2 worksheet.(CAHSEE Math Released Item #55)Answer:A – The 6 refers to the girls in both Soccer and Track so A is TRUE.B – The 12 is FALSEC – The 49 is the total of girls who are only in Soccer or only in Track (18+31=49) so Cis FALSED – the 55 is the total of girls on the graph (18+6+31=55) so D is FALSEThe correct answer is A.Laura Westermeier, Ed.D. Fall 2007SAUSD, Educational Services Week 2 – Teacher - Page 8 of 9

CAHSEE Math Problem of the Day - Week 2Teacher NotesWeek Week 2 – Day 5Concept/Skill Circle Graph (Pie Chart)Standard 7.SP:1.1 Know various forms of display for data sets, including a stemand-leafplot or box-and-whisker plot; use the forms to display a singleset of data or to compare two sets of data.Materials CAHSEE Math Released Item #54Day 5• Students will need to pick the Circle Graph (Pie Chart) that shows the data in the tableprovided.• Have students do the CAHSEE released test item on Day 5 of the student CAHSEEMath Problem of the Day -- Week 2 worksheet.A is notcorrect sinceSculpture andOther shouldboth have thesame percent.C is not correctsince Painting andDrawing shouldboth have thesame percent.B is the correctanswer. Note thatyou did not haveto calculate thepercents.D is not correctsince Painting andDrawing shouldboth have thesame percent.• At the end of the week remind students to keep the student CAHSEE MathProblem of the Day -- Week 1 worksheet to use as a study guide as they continueto prepare for the CAHSEE.Laura Westermeier, Ed.D. Fall 2007SAUSD, Educational Services Week 2 – Teacher - Page 9 of 9