Math Review 2.2

Math Review 2.2

​Word Problem Steps

• ​Underline what you know

• ​Box what you need to know

• ​Figure out what operations you need (add, multiply, subtract, divide, bar-model?)

• ​Solve!

Multiple Choice

There are 2,204 children in a school. Of them, 925 are girls. How many MORE boys than girls are there? 

• 925

• 1,279

• 354

• 85

Multiple Choice

Peter put 1,827 books equally on 43 shelves. How many on each shelf, and how many left over? (aka what was the remainder?)

• 42.21

• 42 on each shelf, 21 left over

• 21 on each shelf, 42 left over

• 42 each

Multiple Choice

Paul picked 357 lemons the first day, and 497 lemons the next day. He packed the lemons in bags of 12. How many lemons were left over?

• 854

• 2

• 12

• 71

Multiple Choice

Paul picked 357 lemons the first day, and 497 lemons the next day. He packed the lemons in bags of 12. If he sold each bag for $2, how much money did he receive? 

• $2

• $72

• $142

• $136

​

​

​Bar Models

• ​Use with part-whole word problems

• ​Use when comparing two different quantities with one that is unknown

• ​Use with a comparison AND a part-whole problem

• ​Use with equal parts of a whole

Multiple Choice

What is the value of the entire bar?

• 27

• 9

• 6

• 3

Multiple Choice

What is the value of one part?

• 5

• 7

• 35

• 50

Multiple Choice

What is the value of one part? 

• 9

• 67

• 6

• 4

Multiple Choice

How many boys are there in the group?

• 145

• 15

• 119

• 178

Multiple Choice

How many boys are there?

• 45

• 75

• 26

• 79

Multiple Choice

Build a bar model to solve your problem: David had $90 and Peter had $200. They were each given an equal amount of money. Then, Peter had twice as much money as David. How much money did each boy receive? 

• $90

• $20

• $110

• $200