Transcript Welcome! [mrscoachaldridge.pbworks.com]

Welcome!
Agenda:
1. Finish Pre-Test (if needed)
2. Warm Up
3. Problem Solving Techniques
4. Around the World Problems
Problem Solving Strategies
What are some strategies that
YOU use when you have to do a
word problem?
How about a real-life problem?
How can you use a problem
solving plan to solve a problem?
READ THE PROBLEM, then…
STEP 1
STEP 2
STEP 3
STEP 4
What is the actual question?
What are the facts?
What strategies or operations will I
use to solve the problem?
Does my answer make sense?
Draw a picture
Make a chart or table
Work backwards
Estimate
Do a simpler problem
Act it Out
Let’s Practice a Problem
Together!
You run in a city where the short
blocks on north-south streets are 0.1
mile long. The long blocks on eastwest streets are 0.15 mile long. You
will run 2 long blocks east, a number of
short blocks south, 2 long blocks west,
then back to your starting point. You
want to run 2 miles. How many short
blocks should you run? Answer: 14
Meaning: You need to run 14 short blocks along with the 4 long blocks in order to run 2 miles.
Around the World
Word Problems
Pathway to Critical Thinking
You are making cupcakes for a bake
sale and need to make enough
cupcakes to fill 24 boxes of 6 muffins
each. How many dozens do you need
to make?
The cellular phone plan you signed up
for gives you 400 minutes a month
for $35 and charges $.15 for each
additional minute over 400 minutes.
How many minutes can you talk on
the phone each month and stay within
a budget of $45?
You are responsible for buying supplies for
an upcoming camping trip. You can buy
packages of 32 water bottles for $3.95. You
need to buy enough water so that each
person can have 3 bottles per day for the
next 5 days. There are 23 people going on
the trip. How many packages do you need?
What is the total cost?
You want to be able to split the cost
between all of the campers, what are some
factors you should consider before
announcing your plan?
The highest speed reached in the 1980’s by a solar
powered vehicle was 48.712 miles per hour (mph). This
record was set by a car called the Sunraycer on June 24,
1988 in Mesa, Arizona. How far could the Sunraycer
travel in 2.5 hours at this speed?
In 2011 another record speed was recorded at 88.738
kilometers per hour. How much faster (in mph) was this
speed than the 1988 record mentioned above? Round
your answer to the nearest hundredth.
Can you think of any reason(s) why Arizona might have
been an advantageous state for the testing of the
Sunraycer?
The local painters union received an
unusual and urgent request to paint 2
houses in 4 hours. If each painter can
paint one house in 10 hours, how
many painters will it take to
accommodate this request?
A furniture salesman earns a base salary of
$14,000 per year. The salesman also receives a
7% commission on his sales. His total sales
exceeded $500,000 for the year, as a reward he
received a bonus of $5000 in December. Last
year the salesman reported an income of
$55,771 to the IRS. What were his total sales?
A moving company weighs 25 boxes
you have packed that contain either
books or clothes and says the total
weight is 414 pounds. You know that
a box of books weighs 30 pounds and
a box of clothes weighs 6 pounds. How
many boxes of books and how many
boxes of clothes did you pack?
Why do you think
moving companies
weigh the boxes?
Tonight’s
Homework
Finish All 7 of Today’s Classwork
Problems at Home.
Write ONLY answers on the Handout:
“Around the World Word Problems”,
Keep your work on the same paper you
used in class today.