Vocabulary
Equations
Strategies/Models
DAB-Remainder Interpretation
Miscellaneous
100
The answer to a multiplication problem
Product
100
Winston had $34. He earned $15 mowing the grass and then spent $21 on a LEGO set. Write and solve an equation to show how much money Winston has now.
34 + 15 - 21 = $28
or
34+15=49
49-21=28
Winston has $28 now.
100
These are examples of
Strip Diagrams
100
What does DAB stand for?
D-Drop it
A-Add 1
B-Be the answer
100
What are these?
Base ten blocks
200
A number sentence with an equal sign
equation
200
Mrs. Burgess has 32 students. Each student needs to turn in 96 pencils. How many pencils were turned in to Mrs. Burgess?
Write an equation to solve
32x96=3072
200
This is called
Area Model
200
There are 258 students going on a weekend camping trip. Each tent holds 8 students. How many total tents are needed?
The answer is 32 r 2
Use DAB to interpret the remainder
We will need a total of 33 tents because we added 1 more group to the remainder.
200
What does GET stand for?
G-
E-
T-
G-groups
E-each
T-total
300
What is a remainder?
The amount leftover or remaining after dividing.
300
Jenny’s mom went to the store. She bought 2 pounds of grapes for $3 per pound and a loaf of bread for $5. Write and solve an equation to show how much money Jenny’s mom spent at the store.
2 x 3 + 5 = $11
or
2x3=6
6+5=11
Jenny's mom spent $11 at the store.
300
What are the rules of long division and what do they stand for?
D- divide
M-multiply
S-subtract
B-bring down
R-repeat the process over again starting with division
300
Rolando collects stickers. He has 636 stickers he would like to divide evenly among 7 sticker books. How many stickers will each book hold?
Solve and use DAB to interpret the remainder
636 ÷ 7 = 90 R6
90 stickers because we will need to drop the remainder to show equal groups.
300
How is a number affected when multiplied by 10 or 100?
By 10- increase one place value or add 1 zero
by 100- increase by 2 place values or add 2 zeros
400
The answer to a division problem
Quotient
400
George’s mom makes $37 an hour. She worked 78 hours in 3 weeks. How much money did George’s mom make?
37x78=2,886
400
Write a sentence describing what this strip diagram is representing
93 is being divided equally into 3 groups.
Ex: 93 ÷ 3 = 31 minutes
400
Which letter in DAB shows when to ignore the remainder?
D- Drop it
400
The process of sharing equally is called
Division
500
A model used to solve word problems that shows the relationship between known and unknown amounts
strip diagram
500
Terrance is assigned 25 minutes of reading each night. It takes him 16 days to read a book. How many minutes did it take him to read his book?
Write an equation and solve.
25x16=400 minutes
500
Multiplication: 236 × 5 = 1,180
Division: 1,180 ÷ 5 = 236
500
What does the answer 23r2 look like when we use DAB to interpret the remainder?
D-(drop it): 23
A-(add 1): 24
B-(Be the answer): 23r2 or just 2 if solving for the leftover number or remainder
500
What does a letter represent in an equation?
Ex: 23-m=19
Unknown amount or quantities