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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?