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  • 1. Number Sense Number sense refers to a persons general understanding of number and opera1ons along with the ability to use this understanding in flexible ways to make mathema1cal judgments and to develop useful strategies for solving complex problems. Number sense can refer to an “intui1ve” understanding of numbers, their magnitude, rela1onships, and how they are affected by opera1ons. 
  • 2. 2011 research on Number Sense  (2 studies: Univ. of Missouri & Johns Hopkins Univ.) •  A preschooler’s grasp of numbers predicts math performance  in school years •  Early number sense is linked to formal math achievement  (test scores) •  1st graders that understand numbers, the quanGGes those  numbers represent, and low level arithmeGc will have beIer  success in learning mathemaGcs through the end of 5th grade •  Number Sense correlates with math tests scores through high  school 
  • 3. Number Sense is not just… •  CounGng •  Knowing basic facts (+, ‐, x, /) •  ComputaGonal fluency •  StaGng place value 
  • 4. Number Sense is more deeply about… •  Comparing, ordering, and equality •  Composing and decomposing numbers •  Reasonableness, esGmaGon, reasoning •  Internalizing value, magnitude, and base 10 
  • 5. Singapore/  IMI  Math in Focus  Everything will focus on   Number Sense  Full Day  PD PD Days  Lesson Visits  Bldg Mtgs  Wkshps  On Demand 
  • 6. SlideShare & LiveBinders •  hIp://www.slideshare.net/KimberlyBeane •  hIp://livebinders.com 
  • 7. Wall Wisher Response •  hIp://www.wallwisher.com/wall/kbeane •  hIp://www.wallwisher.com/wall/5Abruzzini 
  • 8. Quick Topic Response   hIp://www.quicktopic.com/46/H/gJ44aMR4JUa7L  Scrumblr Response  hIp://scrumblr.ca/Principal Feedback