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Transcript of Welcome! Please sign in and hold onto your article review. We will start with book shares.
Welcome!Please sign in and hold onto your article review.
Welcome!Please sign in and hold onto your article review.
We will start with book shares.
Mix pair share• Article share
Copyright © Allyn and Bacon 2010
Models for Place ValueBase-ten models and the ten-makes-one relationship• Groupable models• Pregrouped or trading models• Nonproportional models
Building Concepts Through Games/Activities• Build a Shape• Race to 100• Place It
Word Problems1. Read the entire problem.2. Decide who is involved in the
problem.3. Decide what is involved in the
problem.4. Draw unit bars of equal length.5. Read each sentence, one at a time.6. Put the question mark in place.7. Work computation to the side or
underneath.8. Answer the question in a complete
sentence or longer response. © Bob Hogan
Grade 2• Tony and Phillip started out with an
equal amount of money. If Tony lost $12 and Phillip gained $26, how much more money did Phillip have than Tony in the end?
Tony’s money
Phillip’s money
Grade 2• Tony and Phillip started out with
an equal amount of money. If Tony lost $12 and Phillip gained $26, how much more money did Phillip have than Tony in the end?
Tony’s money
Phillip’s money
12
12 26
12+26=38 Phillip had $38 more than Tony in the end.
?
Grade 3
• Kelly had 4 times as many stickers as Billy. If they had 75 stickers altogether, how many stickers did Kelly have?
KellyStickers
Billy Stickers
Grade 3• Kelly had 4 times as many stickers as
Billy. If they had 75 stickers altogether, how many stickers did Kelly have?
? Kelly
Stickers
Billy Stickers
75
Grade 3• Kelly had 4 times as many stickers as
Billy. If they had 75 stickers altogether, how many stickers did Kelly have?
KellyStickers
Billy Stickers
15
15
15 15 15
? (60)
75
Kelly had 60 stickers.
Grade 4• Three-fifths of the students in the
class have brown eyes. There are 7 more students with brown eyes than without brown eyes. How many students are in the class?
Grade 4• Three-fifths of the students in the
class have brown eyes. There are 7 more students with brown eyes than without brown eyes. How many students are in the class?
Students with brown eyes
Students with other eyes
Grade 4• Three-fifths of the students in the
class have brown eyes. There are 7 more students with brown eyes than without brown eyes. How many students are in the class?
Students with brown eyes
Students with other eyes
?
Grade 4• Three-fifths of the students in the
class have brown eyes. There are 7 more students with brown eyes than without brown eyes. How many students are in the class?
Students with brown eyes
Students with other eyes
777
7 7
?
Grade 4• Three-fifths of the students in the
class have brown eyes. There are 7 more students with brown eyes than without brown eyes. How many students are in the class?
Students with brown eyes
Students with other eyes
777
7 7
?
7 x 5 = 35 There are 35 students in the class.
Grade 5
• Ali paints a wall red, green, and blue in the ratio 2:3:5. If she uses 24 gallons of blue and green paint, how many gallons of paint did she use in all?
Grade 5• Ali paints a wall red, green, and blue
in the ratio 2:3:5. If she uses 24 gallons of blue and green paint, how many gallons of paint did she use in all?Ali’s red wall
Ali’s green wall
Ali’s blue wall
?
Grade 5• Ali paints a wall red, green, and blue
in the ratio 2:3:5. If she uses 24 gallons of blue and green paint, how many gallons of paint did she use in all?Ali’s red wall
Ali’s green wall
Ali’s blue wall
3 3
3 3 3
33333
?
24
3 x 10 = 30 Ali used 30 gallons of paint in all.
Problem of the WeekLet’s try it with model drawing!
Mike has 3 times as many toys as Tom. If Mike gives 8 toys to Tom, the two children will have exactly the same amount. How many toys do they have altogether?