Math Gumbo and Rice PPT

advertisement
Math Gumbo and RICE
V. Martinez
RICE
• Restate
Illustrate
• Compute
• Explain
RESTATE
• Restate means to say something in a
different way.
• We restate the important information in
the problem.
• That usually means writing the
information that involves some kind of
numbers.
RESTATE
• Restate also means to say the
question in a different way to make
sure you understand what to answer.
Restate Addition Problems:
•
•
•
•
What is the total?
How many altogether?
How many in all?
The sum is…
Restate Subtraction Questions
•
•
•
•
•
•
How many fewer?
How much change?
How many are left?
The difference is…
How many more?
How much greater?
Restate - Example
• Problem: Jeff had 3 nickels and 8 dimes.
Marcy has 2 dollars. The children want to
buy a present for their Mom that costs
$4.25. If the children combined their
money, would they have enough money to
buy the present. Explain your answer.
1.Restate the important
information.
• Jeff had 3 nickels = .15 and 8 dimes = .80
• Marcy had $2.00
• Mom’s present = $4.25
• 2. Restate the important question:
• Do the children have $4.25?
Illustrate
• This means to draw a picture. Drawing a
picture can take many forms. It doesn’t
always have to be art.
• Example:
• Jeff =
10+10+10+10+10+10+10+10+5+5+5
• Marcy =
• $1.00 + $1.00
• ALWAYS LABEL YOUR DRAWINGS!
COMPUTE
• This means that you write a number
sentence.
• Example: $0.80 + 0.15
Explain Your Answer
• This means to do 2 things:
• 1. Write the answer in a complete
sentence.
• 2. Tell why you know this answer is your
answer in a complete sentence.
Now You Try It
• Jason has $5 in quarters. How many
quarters does he have?
Restate the important information.
• Jason has $5 in quarters.
• Restate the question:
• How many quarters does it take to equal
$5?
Illustrate
•  = $1.00
•  = $1.00
•  = $1.00
 = $1.00
 = $1.00
Write a number sentence.
• $1.00+$1.00+$1.00+$1.00+$1.00=$5.00
•
4 +
4 + 4 + 4 + 4 = 20
quarters
Explain
• Answer: It takes 20 quarters to equal
$5.00.
• Explain: I know this because there are 4
quarters in one dollar. So 5 dollars has 4
quarters five times.
Download