Report

My Secret Number Project • Choose a number from 10-100 • Model the factorization of the number as an array, area model, factor pair rainbow or factor tree. • Give the prime factorization of the number. • Write at least three mystery clues using number properties such as factor, multiple, odd, even, prime, composite, perfect square. • Research interesting facts about how the number is used in the world around us. • Present information in a mini-poster or ppt slide show My Secret Number • Prime factorization 2 x 2 x 3 or 22 x 3 • Arrays 1x12 2x6 Clue 1: Composite number smaller than 20 Clue 2: Divisible by 2, 3 and 4 Clue 3: My square is 144 3x4 • Math Facts 12 inches = 1 foot Even pattern in units digit of multiples12, 24, 36, 48, 60 • Interdisciplinary Connections *12 people on a jury *12 disciples of Jesus *Apollo 12 space mission My Secret Number 1x34 »Prime factorization 2x17 Clue 1: Composite number between 25 and 50 Clue 2: 2 prime factors with a sum of 19 Clue 3: Third multiple is 102 2 x 17 »Arrays » Math Facts *Digits are consecutive numbers *Texas Instruments® TI-34 MultiView™ Scientific Calculator » Interdisciplinary Connections *Jersey # of GA Bulldog & 1982 Heisman Trophy winner, Herschel Walker *My husband’s pant size My Secret Number • Prime factorization 2 x 5 x 5 or 2 x 52 5x10 • Arrays 2x25 1x50 Clue 1: Composite number greater than 20 Clue 2: sum of its digits is 5 • Math Facts ∞number of years in half a century ∞ my age rounded to the nearest ten ∞ the sum of three squares 32+42+52 • Interdisciplinary Connections ∞ Fifty Ways to Leave Your Lover, a song by Paul Simon Clue 3: ∞ The atomic number of tin Multiples always end in 0 WORD EXCEL ARRAYS 1x13 Create in . . . -Word, insert & format table, insert symbol or -Excel, format & shade cells or -Take a screenshot at NCTM array link on wiki and insert as a picture SCREENSHOT