Transcript Singapore Math Bar Model Drawings

Singapore Math Bar Model
Drawings
Why do Bar Model Drawings?
 Students learn the process of how to solve word
problems independently
 The step-by-step process allows students to dissect
information
 Students can organize their thoughts
Teacher Thoughts on Step-by-Step
Model Drawing
 Rewriting the questions as statements helps students
understand what they are solving.
 Students don’t focus on getting the answer– the
process is first, then getting the answer.
Whole
 The Part-Part-Whole relationship is invaluable!
Part
Part
Teacher Thoughts on Step-by-Step
Model Drawing
 It forces students to think instead of “spitting back”
an answer.
 The perseverance skills taught with model drawing
are what students need on the EOG to successfully
answer word problems.
Student & Parent Thoughts on Bar
Model Drawing
Students
 I like drawing a bar model because it helps me
understand what I’m doing.
 I like drawing a bar model because I can write
an Answer Sentence.
Parents
 It helps my child attack word problems in a way that
they could not before.
Let’s learn
the steps! 
Bar Model Drawing Steps
1. Read the entire story
2. Underline the question
3. Write answer sentence (mmm statement)
4. Who is the story about? What is the story about?
5. Draw starting line and unit bar/bars
6. Read each sentence 1 at a time…
 Add information to drawing and check off sentence…
 Think about where to put the question mark (Part or Whole?)
7. Write the equation and solve
8. Write the answer in the blank
Jasmine has 11 books. Drew has 17 books. How many
books do they have together?
Dan has 19 pencils. He gives 7 pencils to Jim. How many
pencils does Dan have left?
There are 14 oranges in a basket. Mr. Goldberg puts 5
more oranges into the basket. How many oranges are
there now?
Scott bought 29 bananas. He ate 6 bananas. How many
bananas does Scott have now?
Hannah has 8 pieces of candy. Her mother gives her 4
more pieces. How many pieces of candy does Hannah
have now?
Kristen had 29 M&Ms. She gave 12 to her little sister. How
many M&Ms does Kristen have now?
On your own!
There are 10 girls in the classroom. There are 12 boys in
the classroom. How many students are in the classroom in
all?
Kevin earned $47.00. He spent $25.00 on a new football.
How many dollars does he have left?
Questions?
 Robert Brawley– [email protected]
 Cierra Ferguson– [email protected]