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Singapore Math Strategies

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Singapore Math Strategies ... and Subtraction Practice addition with 10 s and 1 s chips Without regrouping With regrouping Practice subtraction with 10 ... – PowerPoint PPT presentation

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Title: Singapore Math Strategies


1
Singapore Math Strategies
2
Covering vs. Conceptualizing
  • Recognition
  • Modeling
  • Independent
  • Richard Skemp was a mathematician who many years
    ago published an important discussion paper
    regarding math. The gist of it was that it was
    that for deep understanding, both rules and
    reasons are important but reasons should come
    before rules. The relational understanding must
    be before the instrumental understanding.

3
Developing Early Number Sense
  • Rote counting
  • Rational counting
  • Cardinal numbers
  • Subitizing
  • Ordinal numbers
  • Measurement
  • Nominal numbers

4
Developing Early Number Sense
  • Rote counting Includes NWA, NWB, skip
    counting
  • Rational counting Leads to 11 correspondence
  • with and without touch
  • Cardinal numbers
  • Subitizing group to tell how many without
    counting
  • Ordinal numbers
  • Measurement
  • Nominal numbers address, phone number, etc.

5
Look and Talks
  • What is a look and talk?
  • Five Little Monkeys Wash the Car
  • Big Books- Kindergarten Math in Focus
  • Use the questions from Math in Focus teacher
    resource book
  • Math Talk resource
  • Singaporemath.com
  • Search Big books- teach math through nursery
    rhymes

6
Number Bonds (Part-Part Whole)
  • For a deep understanding
  • Multiple models
  • Varied purposeful practice
  • The Story of 4 example
  • Triangle fact families
  • http//donnayoung.org/math/tricards.htm
  • Hanger example
  • Center ideas
  • Number bond bracelets
  • Cards w/paper clips

7
The Journey of a Number Bond
8
Addition and Subtraction
  • Practice addition with 10s and 1s chips
  • Without regrouping
  • With regrouping
  • Practice subtraction with 10s and 1s chips
  • Without regrouping
  • With regrouping
  • Next steps

9
Multiplication and Division
  • Practice Multiplication with 10s and 1s chips
  • No renaming
  • With renaming
  • Area model for multiplication (for students with
    difficulty with traditional algorithm)
  • Practice Division with 10s and 1s chips
  • Short division
  • Partial quotients

10
Fractions
  • Understanding how to add unlike fractions
  • Cups
  • Paper folding
  • Use multiplication chart with highlighted strips
    to find LCM and equivalent fractions

11
Average
  • Linking cubes
  • Hundreds grid

12
Model Drawing Practice
  • K-1 1, 2, 3
  • 2-3 2, 4, 5, 7, 8
  • 4-5 2, 4-24

13
How Model Drawing fits with Math Open Response
Make a Statement Answer the question Show your
work How did you get your answer?
14
The Frugal Teachers Tips
  • Put 2s, 5s, 8s, 10s, 20s, etc. around the
    room. Colored tape on the floor.
  • Construction paper laminated with magnetic strip
    on the back for white board bar model practice.
  • Zipper number line, thermometer, elapsed time
  • Clear ruler fractions
  • Hundreds grids, add/mult. charts w/ colored
    strips
  • Cut notebooks in ½

15
Things to Remember
  • Clock Partner
  • Have you seen any good math lately?
  • Lesson Actors, Narrators, Illustrators
  • Warm ups
  • Star (like Zap Count Around)
  • Happy Hands
  • Math facts are to math as sight words are to
    reading
  • Stop the cycle

16
Resources
  • Math in Focus Great Source
  • Step-by-Step Model Drawing by Char Forsten
  • Math Talk Char Forsten Torri Richards
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