Activities for the Mathematics Classroom

Activities for the Mathematics ClassroomGregory Fisher, Mt. Tabor High School, Winston-Salem NC, gsfisher@wsfsc.k12.nc.ushttp: www.wsfcs.k12.nc.us/Domain/798

About Me Davidson Graduate many years ago (Mascot)Taught Middle School ESL in Japan, Middle School ESL in Korea, Middle School Japanese in Winson-Salem, High School Math in Mexico, Middle School Math in Brazil, and High School Science in Winston-Salem Currently Teaching Algebra I, Integrated II, and Honors Algebra IINBCT and Burroughs Wellcome Fund Career Award in Science and Mathematics Teaching Award recipient

Amigo Bingo2457181123421012143Free11315161792022681921

XFree Runner or Normal Bingo24 57181123421012143Free113151617920226819211: 32 7: 162: All Real Numbers 8: 3x + 23: y > 3 9: 3(x + 2)4: 26 etc5: Octagon 29: 5x6: 180 (n 2) 30: No solutionA. What is (-4)2AB. Simplify 3x + 2xFour in a RowXXOWith gravityXOXWithout gravity X?: What is 2 + 2X: 2 O: 4O goesO?: What is 3 + 2X: 4 O: 5O goesX?: What is 4 + 2X: 6 O: 6 X goes(x question)OOXBluff G C E P eniusesockroaches uclid yathagorasSlap JackRules for SlapJackFirst person to touch a correct rectangle gets 2 pts.Anyone touching an incorrect rectangle loses 1 pt.Anyone touching a correct rectangle on first try (but not the first to touch gets 1 pt.)Each group monitors themselves and determines the points per individual. Person with fewest letters in last name keeps score. No whining and no writing on the sheet!

MedianAAltitudeBPerpendicular BisectorCAngle BisectorD

OrthocenterEIncenterFCentroidGCircumcenterH

SometimesIAlwaysJNeverKInside the triangleL

Outside the triangle MOn hypotenuseNOn vertex of right triangleOPQRSGrumbleComplain for 75 seconds. If you cant think of anything to complain about then just say Grumble.Puzzle * 1 + 1*4+2712*100+2*3+72* 95 + 6*100+2*3+276 10*100+2*3+27101* 100+2 *3+7 2 6 + 9* 9 + 6 *100 + 2*3+2710110* 95 + 6*100+2*3+276

Dominoes (Not the Pizza)Start3x = 6{2}5x = -25{-5}3x = 3x+2{5}x = 3x+2No solution6x=30{-1}FinishILTESN{2}5x = -25L{-5}3x = 3x+2TNo solution6x=30E{5}x = 3x+2S{-1}FinishNCircuitINSIDE

Simplify 32 OUTSIDE

28 INSIDE

Pg 32: #4 OUTSIDE52

INSIDE

Solve x+56= -4 OUTSIDE9

Matching Cards5-2-5-2-52-251/25-1/25-251/25-1/25Listening Tree

START3n + 63(n + 6)5 - nn - 55-n8x58x58x68x6

3(n + 6)3n + 6

8x512345Fisher SaysIf I say Fisher Says then model what I sayIf I dont say Fisher Says then Freeze!!!y = xy = 3x = 3y = x + 1y = |x| + 1y = -|x| + 1y = x2 + 1End behavior of y = -x6 + 5x -2End behavior of y = x7 + 5x -2Vocabulary RecallYou say your card and then someone elses card. Then that person says his card and then someone elses.FishSakanaPigButaCatNekoTeacherSenseiVocabulary RecallPythagorean Theorema2 + b2 = c2Midpoint x2 + x1 Enter divided by 2, y1 + y2 enter divided by 2VertexMinimum or maximum of a parabolaAltitudeSegment perpendicular to opposite side from vertex Color by NumberEABCDFGHIJKBlack: (x 6) Blue: (x + 2)Brown: (5x + 2) Green: (x + 7)Gray: 3xOrange: 2xPink: (2x + 1)Red: (x + 5)White: (x - 3)Yellow: (x 1)Bx2 + 6x + 8(x + 4)(x + 2)BluePartner ActivitySet 1A2x = 45x = -10 4x = 16 8x = -24Set 1B9x = 364x = -128x = 1610x = -202-24-3A. 4B. -3C. 2D. -21-C 2-D 3-A 4-BSet 2A5.6.7.8.Set 2BI.J.K.L.Describe the PictureUnlimited ProblemsExample: ANSWER: 15x2y3 with mult. of variables & bonus for using the power rule of exponentsGroup 1 Group 2a) 5xy3 (3x) 0 pt (same)a) 15x2*y3 1ptb) 3x(5y3)(x) 1 ptb) 5*3*x*y*y2 1ptc) (30x2y2)(y) 1 ptc) 12 + 3x2y3 -1 pt (incorrect)d) 3(5x)(y3) -1 pt (incorrect)d) 5xy3(3x) 0 pt (same)e) (5xy)2y 2 pts (bonus)e) 3x2y3 + 12x2y3 0 pt f) 3*5*x*x*y*y*y 1 pt Total 4pts Total 1 pt

Create problems (mult. & exponent power)with solution of 15x2y3L(x) = -5x 2R(x) = x2 6x + 7L o R(3)R(L(2))Lo R(x)=L(R(3) ) = L( 32 6(3) + 7) = L(-2) = -5(-2) 2= 8=R( -5(2) 2) = R(-12) =(-12)2 6(-12) + 7 = 223L(R(x) = L(x2 6x + 7) = -5(x2 6x + 7) - 2 = -5x2 + 30x 35 -2 = -5x2 + 30x - 37

Partner Relay (One person is L(x) and the Other is R(x)Human Number Line (not on handout)Have the students arrange the cards (or themselves) from smallest to largestExample

-42 (-4)2 Log28 Log21/83.14 Pi i2 701+1+1+1+1+1+1*0 4-2 Log30Two Truths and a FibThe product of a rational number and an irrational number is sometimes rational.Lines are sometimes functions.x2 is always greater than x.

Students can do this with groups creating three problemsProject Ideas (go to website for details)Dodecahedron Collage Graphing ProjectWater FountainModel Home